Intake heater light on freightliner

20–04 Coolant Heater Check, Webasto ; 20–05 Coolant System Maintenance, Electric Vehicle ; 20–06 Coolant Change, Electric Vehicle ; 25 Clutch . 25–00 Safety Precautions ; 25–01 Eaton Fuller Clutch Release Bearing Lubricating ; 25–02 Eaton Fuller Clutch Release Cross-Shaft Lubricating ; 25–03 Clutch Hydraulic Fluid Level Checking

TWR. 1940 posts · Joined 2011. #3 · Jan 19, 2016. check the intake manifold air temperature sensor this sensor tells the ECM when to turn the grid heater on by what temp the intake is as i recall anything under 66 degrees it does not turn the heater on anything below 66 at start it turns it on the grid heater.My 2019 freightliner has a intake heater light that keeps flashing when I hit a bump going down the road or when I accelerate. Mechanic's Assistant: What is the complete model and serial number of your machine? M2112 is the model. 1FVAC4FE4KHKE7547. Mechanic's …Saf-T-Liner C2 School Bus Maintenance Manual. Foreword. Introduction. 00 General Information. 01 Engine. 08 Electric Drive. 09 Air Intake. 13 Air Compressor. 15 Alternators and Starters.With the results, contact Mercedes-Benz Transmissions Service Support by fax (503.961.8435), email (MBTServiceSupport@ Freightliner.com), or phone (503.745.4965 or 503.745.4988). Table 2, The Battery Voltage Is Too Low 307/4 Business Class M2 Workshop Manual, Supplement 20, September 2011...Freightliner MBFME190887 Relay Intake Air Heater Co . Brand: Freightliner. Currently unavailable. We don't know when or if this item will be back in stock.

ok, attached is a pin diagram for the air heater. check all fuses with a test light for power on both sides key on. Roy. As I said, I'm not near the vehicle, so will have to try this out later. Thanks. Ask Your Own Medium and Heavy Trucks Question. Hello, the engine number is ***** Ref No is C01-00003-394.The Cummins air intake ( grid ) heater , is in a square block about 2 1/4" high sandwiched between the air tubing from the CAC ( Charge Air Cooler ) and the intake manifold . ... Freightliner, XC, CAT 3126B, 300 HP /ALLISON 3060 2000 Caravan toad, Remco & Blue Ox. 08-02-2023, 07:17 PM palehorse89. Senior Member .20–04 Coolant Heater Check, Webasto ; 20–05 Coolant System Maintenance, Electric Vehicle ; 20–06 Coolant Change, Electric Vehicle ; 25 Clutch . 25–00 Safety Precautions ; 25–01 Eaton Fuller Clutch Release Bearing Lubricating ; 25–02 Eaton Fuller Clutch Release Cross-Shaft Lubricating ; 25–03 Clutch Hydraulic Fluid Level CheckingAir intake restriction vacuum is measured in inches of water (inH 2 O). For vehicles equipped with a graduated indicator or a restriction gauge on the dash, check the gauge with the engine off. If the yellow signal stays locked in the red zone once the engine is shut down, or is at or above 25 inH 2 O, the air cleaner element needs to be replaced.2513208C92 INTAKE GRID HEATER KIT is an OEM part from Navistar International®, Kits: (1.00) SINGLE GRID HEATER ASSEMBLY; (1.00) GASKET INLET DUCT- INTAKE MANIFOLD; (1.00) INSTRUCTION SHEET; , Engine Platform: I367 - 2013 Emissions MaxxForce DT, 9, 10, OEM Description: INTAKE GRID HEATER KIT, Package …Truck (DD13) has been running great since. However, last week Engine light came on with the SPN 3216 FM 18 code (Inlet Nox sensor) Had a forced Regen done and off I went. 150 miles later the same code came back again. so I ignored it for another 250 miles and then second alert saying Air Intake system problem.I operate a 2010 Freightliner M2- 112 with an MBE4000 mercedes engine. It has about 20k on it. It has an "intake heater" flashing light on the dash that the dealer can't seem to find the cause of. The closest dealer is over an hour away, so it takes a lot of time to take it there. When... 20–03 Coolant Heater Check, Webasto Inspect the coolant heater every 12 months. 00 General Information Vehicle Maintenance Schedule Table: 00–02 00/2 Walk-In Van Chassis Maintenance Manual, May 2022

2181 Posts. Posted - 03/24/2009 : 07:32:30 AM. I have a 99 GMCV with the CAT 3126. I get a check engine and intake heater lamp at the same time under a load. The engine feels like it's derating but I have limited data access with my scan tool. Fuel rate stays normal but boost will drop to 16psi at 99% throttle.With the results, contact Mercedes-Benz Transmissions Service Support by fax (503.961.8435), email (MBTServiceSupport@ Freightliner.com), or phone (503.745.4965 or 503.745.4988). Table 2, The Battery Voltage Is Too Low 307/4 Business Class M2 Workshop Manual, Supplement 20, September 2011...First, the heater should come on every time the key is turned to the on position. Then the Engine ECM checks the coolant and intake air temp and if they are high enough, the heater shuts off. Second, the 12volt power that operates the circuit comes from the truck, not the ECM. The most common reason for the heater not to work is a loss of power ... Leading Solutions for Cold Starts & Emissions Reduction. Air Intake Heaters, also known as grid and manifold heaters, provide solutions for diesel applications such as On-Highway, Off-Road and Power Generation. Powered by the vehicle battery, air intake heaters provide an on-board, stand-alone cold weather starting aid without driver intervention. To contact Freightliner about a concern about a specific vehicle call the Customer Assistance Cen-ter at 1-800-385-4357 or complete a Product Concern Form. Vehicles domiciled in Canada thought to have a defect that could cause a crash, injury, or death, should immediately be reported to Transport Canada and Daimler Truck North America …Thanks for the information. The 2 wire sensor is the intake air temp sensor. The 3 wire sensor is the Boost pressure sensor. Thr boost has nothing to do with the intake heater. The other sensor is the coolant temp sensor. It is located in the top of the block on the drivers side. It ia a 2 wire sensor as well.

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Freightliner Trucks reserves the right to discontinue models and to change specifications or design at any time without notice and without incurring obligation. Descriptions and …Jun 14, 2012 · I have 98.5 and my wait to start light will not come on when you turn the key to the on position right away. It takes about 8-10 seconds for the light to come on. Once the light comes on the truck will start. If i try to just turn the key and start it as soon as enter it into the ingnition the truck will just turn over and continue to turn over.... 20–03 Coolant Heater Check, Webasto Inspect the coolant heater every 12 months. 00 General Information Vehicle Maintenance Schedule Table: 00–02 00/2 Walk-In Van Chassis Maintenance Manual, May 2022We have had numerous inake heater relays fail on 3116/3126 engines. The C7 engines use a heavier relay. The earlier relays are to small to carry the 90+ amp load. On the 3116/3126 engines we have been using the Blue Bird relay that is used for the body heater/light functions. It does require replacing the terminal ends with something much …S2 Chassis Maintenance Manual, November 201942/9. 5. Check the fuse for the hydraulic brake booster pump, as follows. 5.1 Open the cover to the main power distri- bution module (PDM). 5.2 Pull the fuse in position F6 for the Hydro- Max relay. 5.3 Inspect the relay to make sure the fuse is not damaged.

Nov 3, 2019 · Intake heater light keeps coming o. And off and truck won’t maintain speed. Mechanic's Assistant: Sometimes things that you think will be really complicated end up being easy to fix. The result of sustained, concentrated investment, the Cascadia represents a new era in trucking for Freightliner in Australia and New Zealand. Find everything you need to know about the 116 and 126 models. Trucks. Why Cascadia. Cascadia 116. Cascadia 126. Engines & Transmissions. Detroit Systems. About Freightliner.Originally posted by dsalinas1939. i may have put this up before not sure but i have this 2014 c2 and its setting a 3494 code its intake heater mechanical fault i ran down the diagnostic tree and its tellin me it have to take to dealer for next procedure the heater eliment is working fine when i turn key on i hear it click on then off i see it ...Table of contents Freghtliner Cascadia Trucks Dashboard Symbols & Warning Lights Freightliner Cascadia Truck Operation Manual About Freightliner Trucks Freghtliner is a German truck manufacturer that has been in the market since 1946. The company is known for its robust and durable trucks. They are known for their innovative and ground-breaking designs, which have helped […]Jul 23, 2011. You have only posted 2/3 of the code. We also need to know the message identifier (MID) for instance if this is MID 128 (engine) the code would be "external engine protection device not responding". If the MID is 164 ( bulkhead electrical system module) the code would be " End of Frame Air Unexpected Pressure Feedback".Table of contents Freghtliner Cascadia Trucks Dashboard Symbols & Warning Lights Freightliner Cascadia Truck Operation Manual About Freightliner Trucks Freghtliner is a German truck manufacturer that has been in the market since 1946. The company is known for its robust and durable trucks. They are known for their innovative and ground-breaking designs, which have helped […]This heater is a GREAT drain on the 12 volt system. (240 amps). The heater comes on when the ignition is turned on and runs providing heat to the intake of the turbo when cold starting. Hence the "Wait to start" light on the dashboard. If you activate the start before this light goes out, you will overload the circuit and possibly the fuse will go.i have fl 8o with 3126 intake heater light will stay on or keeps coming on draining my alternator. Answered in 6 minutes by: Technician: Cat Man. Hi. Thanks for using JA! I will try and help you out. The most likely cause of your problem is a faulty Inlet Heater relay. I have seen this before. The relay is located on top of the engine and ...2007 freightliner trash truck last 6 w25979. Mercedes mbe 900. Mechanic's Assistant: Sometimes things that you think will be really complicated end up being easy to fix. The Heavy Truck Mechanic I'm going to connect you with knows all the tricks and shortcuts. Active codes for engine are pid45 fmi 3 occurring 36 times.

Air intake restriction vacuum is measured in inches of water (inH 2 O). For vehicles equipped with a graduated indicator or a restriction gauge on the dash, check the gauge with the engine off. If the yellow signal stays locked in the red zone once the engine is shut down, or is at or above 25 inH 2 O, the air cleaner element needs to be replaced.

I run four sets of them 2 in the head light and 2 in the fog and the never go out not when starting or grid heater 2001 Dodge 2500 quad cab , Auto, 306,xxx miles, S&B Cold Air Intake, Expandit 5 inch straight piped system, Smarty, Edge Insight CS for gauges , HID Fog Lights 8000k, HID Head Lights 4300k, Electric/Heated tow mirrors, Painted ...PartsPro PartsPro® is an electronic parts catalog system, showing the specified vehicle’s build record. EZWiring EZWiring™ makes Freightliner, Sterling, Western Star, Thomas Built Buses, and Freightliner Custom Chassis Corporation products’ wiring drawings and floating pin lists available online for viewing and printing.Intake Manifold Heater Light Stays On!! 5669 Views 5 Replies 4 Participants Last post by ColinP, Jan 8, 2016. P. pjcovey40 Discussion Starter ... %PDF-1.4 %âãÏÓ 4520 0 obj > endobj xref 4520 25 0000000016 00000 n 0000003330 00000 n 0000003476 00000 n 0000003514 00000 n 0000003737 00000 n 0000003880 00000 n 0000004524 00000 n 0000005195 00000 n 0000005234 00000 n 0000005313 00000 n 0000005390 00000 n 0000005563 00000 n 0000006101 00000 n 0000006758 00000 n 0000007660 00000 n 0000008440 00000 n 0000009180 00000 n 0000009889 00000 n ... Here is what this code means: “Exhaust Emission Controller aftertreatent 1 intake gas sensor heater control mechanism system not responding or out of alignment.” That is a mouthful to say and to write. What this means is that the “NOx Raw Sensor not ready after Dewpoint enable inspection”. In other words, the sensor failed to activate.On rare occasions, the Cummins Grid Heater fails and drops metal into the intake manifold causing a catastrophic engine failure. This video explains the is...Saf-T-Liner C2 School Bus Maintenance Manual. Foreword. Introduction. 00 General Information. 01 Engine. 08 Electric Drive. 09 Air Intake. 13 Air Compressor. 15 Alternators and Starters.Here is what this code means: “Exhaust Emission Controller aftertreatent 1 intake gas sensor heater control mechanism system not responding or out of alignment.” That is a mouthful to say and to write. What this means is that the “NOx Raw Sensor not ready after Dewpoint enable inspection”. In other words, the sensor failed to activate.Great for camping, fishing or hanging outside. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. I agree to Money's Terms of Use and ...

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3 posts · Joined 2023. #1 · Jan 18, 2023. I have a 2004 ram 2500 5.9 with 73k miles and a couple months ago the check engine light came on for the air intake heater. I replaced the air intake heater as well as the relays. Light stayed on and would not clear with the scanner. Took it to the dealer and they said the air intake heater and relays ...hello: i have a three part question about a 2004 freightliner f70 with cat c7 acert s/n kal11564. its a 7 .2liter. arrangement # ... i have a 1998 gmc c6500 with a 3116 cat and the intake heater does not work.intake heater light does not come on in dash and i have power to relay beside grid heater.looking for wiring dia. thanks ste ...Intake Heater Light: Troubleshooting Tips for Bus & Freightliner | JustAnswer. Ask an Expert. Car Questions. Truck Repair. This answer was rated: …Esker (ALESK): Record order intake in Q3 27-Oct-2022 / 07:00 GMT/BST   London, UK, 27 October 2022   Esker (ALESK): Rec... Esker (ALESK): Record order intake in Q3 2...99ft3003 Gtx 800mhz Mobile Radio Schematics Exhibit 6 Motorola Solutions. U0327. All Wiring Diagrams For Mercedes Benz E500 4matic 2005 Cars. Freightliner Mins Pto Control. Freightliner M2 100 106 112 Truck Work Manual Mypowermanual. 2010 Freightliner Business Class M2 100 Trucks Electrical Wiring Diagram Manual. M2 …Leading Solutions for Cold Starts & Emissions Reduction. Air Intake Heaters, also known as grid and manifold heaters, provide solutions for diesel applications such as On-Highway, Off-Road and Power Generation. Powered by the vehicle battery, air intake heaters provide an on-board, stand-alone cold weather starting aid without driver intervention.SPN 3223 Aftertreatment 1 Intake Gas Sensor Heater Control FMI 7 . SPN 3223 FMI 5 . What is SPN 3223 FMI 7? This code is telling you the NOx Inlet Sensor …The voltage at this time may also read lower than normal until the heater goes out. If your intake heater light is on and the voltage is not low, it is a fair indicator of a heater circuit failure. Cal Mc Advanced Member. 303 Posts. Posted - 04/07/2014 : … ….

The grid heater will take your voltage down quite a bit that's why it's a good idea to let the light go off before you try and start it, crank for 10 sec wait for 30 sec it should fire-up then. ... If my memory serves me correctly the intake heater relay is a Freightliner part and they are cheap follow the #4 cable back from the grid heater ...77 posts · Joined 2013. #1 · Sep 19, 2014. Deleted my grid heater a couple months ago with a GDP delete plate, now that it is a little colder in the mornings I am getting a check engine light due to it. I searched and couldn't find a thread that solves this without putting a throttle valve grid heater in. Does anyone know how to solve this ...This heater is a GREAT drain on the 12 volt system. (240 amps). The heater comes on when the ignition is turned on and runs providing heat to the intake of the turbo when cold starting. Hence the "Wait to start" light on the dashboard. If you activate the start before this light goes out, you will overload the circuit and possibly the fuse will go.Like a coolant sensor that reads -10 degrees when it's 80 degrees out. There are three kinds of sensor failures 1) Sensor fails "open", 2) Sensor fails "shorted", 3) sensor is within allowable limits but wrong - off by a large factor (the sensor readings are 50 degrees off).Recently I cleared the light to discover that the truck has been driving in limp mode for months. Truck builds way more boost pressure and seems to be getting more fuel. The light came back and it goes back into limp mode after beeping at me like 5-10 times. Checked codes and I get: P0541 Low Voltage on the #1 Intake Air Heater RelayList Of Freightliner Truck Dash Warning Lights and Symbols. Figure 6.1: ICU3S Warning and Indicator Lamps for EPA10 and More Recent Engines. Symbols in Figure 6.1 and their meanings: 1. Wheel Spin Indicator. 2. Range Inhibit Warning. 3. Water In Fuel Indicator.Freightliner Truck reserves the right to discontinue models and to change specifications or design at any time without notice and without incurring obligation. Descriptions and …Follow procedure 006-075. when the Water-In-Fuel (WIF) sensor is activated. by pouring fuel in the center hole (clean side). Recommended procedure is to install filter dry and turn the key switch on and off 3-4 times and allow the priming pump to fill the filter. If you have to pre-fill the filter, use the smaller outside holes. Intake heater light on freightliner, CODES: Fault Code: 2555. PID (P), SID (S): S070. SPN: 729. FMI: 3. Lamp: Amber. REASON: Intake Air Heater 1 Circuit - Voltage Above Normal or Shorted to High Source. High voltage detected at the intake air heater signal circuit. EFFECT: The intake air heaters may be ON or OFF all the time., 11. Inspect the intake pressure/temperature sensor and wiring connector for signs of damaged, bent, spread, corroded or unseated (pushed out) pins and signs of moisture in the connector or wire damage near the connector. Is there any sign of damage present? a. Yes; repair as necessary. Go to step 16. b. No; replace intake pressure/temperature ..., Cat C7 Intake Heater Relay Signal and Ground New Topic Reply to Topic Printer Friendly, Here I show how to diagnose a air intake heater circuit on a Cummins Isc Engine, 2006 c7 cat intake manifold heater not working. Hi. Thanks for asking your question! I will try and help you out. Most often the problem is no power to the heater relay. This is often caused by a blown fuse. If there is power to the relay. I would suspect a lack of ground from the ECM. Possible broken wire from ECM, of a failed relay., EZWiring EZWiring™ makes Freightliner, Sterling, Western Star, Thomas Built Buses, and Freightliner Custom Chassis Corporation products’ wiring drawings and floating pin lists available online for viewing and printing. EZWiring can also be ac-cessed from within PartsPro. Introduction Descriptions of Service Publications, Re: Pre Heat controls for 8.3. Reply #7 – October 20, 2012, 06:02:41 pm. Block heaters and aqua hots (or clones) are used to warm the block before attempting to start the engine. The intake manifold grid heater is part of the start process, and is activated by the ignition key., Freightliner Custom Chassis ... 09 Air Intake . 09–01 Air Cleaner Element Inspecting and Replacing ; 13 Air Compressor . 13–00 Safety Precautions ; ... 20–04 Coolant Heater Check, Webasto ; 20–05 Coolant System Maintenance, Electric Vehicle ; 20–06 Coolant Change, Electric Vehicle ..., 2004 Freightliner FS65 Thomas school bus. 165,718 miles on odometer, 7,778 hours on meter, Caterpillar C7 7.2L L6 turbo diesel engine, Automatic transmission, Single axle, Heat, Cruise, Heated mirrors, Vinyl interior, 65 passenger capacity, Ceiling, rear, and side emergency exits, Lighted stop sign, Backup alarm, Block heater, Underside luggage …, Optional lights include an intake heater, low brake fluid, low coolant, low fuel, automatic transmission range inhibit, pall filter, differential lock, and wheel spin indicators. Air Filter Indicator The air filter indicator (marked " AIR FILTER ") lights up when the air cleaner filter element is significantly clogged, reducing intake airflow ..., Even I know not to do this...water from washing and rain was entering the air box from the head light and saturated the filter, which in turn contaminated the air intake heater. The filter was also saturated with water and the filter oil they used. Cost Break Down: OEM Air Box =$271.48 Mass Air FNC with Sensor=$344.25., The camshaft is made of case-hardened steel and has seven main bearings (five on the 4-cylinder engine). Each cylinder has cams for intake and exhaust valves and a unit pump. The valves are controlled by mushroom tappets, pushrods, and rocker arms. The intake valves are opened and closed by a valve-guided bridge., Logged. Re: 8.3 (mechanical) Intake Preheater Problem. Reply #1 – November 23, 2023, 05:39:15 pm. The fuel solenoid needs 2 wires to operate if it is internally grounded and could have three wires which. would be the ground, One wire is the pull in circuit and the other wire is the hold in circuit. The intake preheater only works when it is cold., %PDF-1.4 %âãÏÓ 4520 0 obj > endobj xref 4520 25 0000000016 00000 n 0000003330 00000 n 0000003476 00000 n 0000003514 00000 n 0000003737 00000 n 0000003880 00000 n 0000004524 00000 n 0000005195 00000 n 0000005234 00000 n 0000005313 00000 n 0000005390 00000 n 0000005563 00000 n 0000006101 00000 n 0000006758 …, New Design Old Design, Posts: 944. Check Engine Light - Grid Heater. I have a CAT C-7 (350 HP) in a Travel Supreme motorhome with a check engine light illuminated due to the following codes: 70-5: Inlet Air Heater Driver #1. 729-5: Air Intake Heater Open Circuit. I checked the grid heater solenoid and it is good, but it appears I am not getting control power to the ..., The Cummins air intake ( grid ) heater , is in a square block about 2 1/4" high sandwiched between the air tubing from the CAC ( Charge Air Cooler ) and the intake manifold . There are two studs on the heater , power and ground . Think of the heater as a 12 volt toaster element to warm the combustion air in the intake manifold ., Light Mode; menu Log in ... "Air intake heaters, also known as grid heaters and manifold heaters, are used in diesel applications needing quick, smooth and reliable starts in cold weather. ... '97 Freightliner MT-35 Step Van 15' long cargo area custom RV project 4BTA, ZF5 trans swapped, 4K GSK, HD Valve Springs, P-pump, ..., Great for camping, fishing or hanging outside. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. I agree to Money's Terms of Use and ..., With the results, contact Mercedes-Benz Transmissions Service Support by fax (503.961.8435), email (MBTServiceSupport@ Freightliner.com), or phone (503.745.4965 or 503.745.4988). Table 2, The Battery Voltage Is Too Low 307/4 Business Class M2 Workshop Manual, Supplement 20, September 2011..., No glow plugs, Cummins uses a grid heater. 07 5.9L 2500 QC/LB 4x4. Edge J/A, Smarty TNT, AFE stage 2/ progaurd 7 filter Arson III 2G intake horn 6" lift 37 13.5 17 SS M-16 5"TBE Full Billet trans., Freightliner Truck reserves the right to discontinue models and to change specifications or design at any time without notice and without incurring obligation. Descriptions and …, Intake heater relay activation, low voltage. I have an 03 2500 5.9L MT. The truck is giving P0541. I have removed the relay activation wires and receive only 3V at them when they should see 12V. I have checked the ground, it is fine. I have cleaned the connections and tested the wires. No dice., Some examples of radiating infrared waves are burning charcoal, heat from an electric heater, fire or a radiator emitting warmth. Infrared radiation is a type of electromagnetic ra..., Even I know not to do this...water from washing and rain was entering the air box from the head light and saturated the filter, which in turn contaminated the air intake heater. The filter was also saturated with water and the filter oil they used. Cost Break Down: OEM Air Box =$271.48 Mass Air FNC with Sensor=$344.25., We have had numerous inake heater relays fail on 3116/3126 engines. The C7 engines use a heavier relay. The earlier relays are to small to carry the 90+ amp load. On the 3116/3126 engines we have been using the Blue Bird relay that is used for the body heater/light functions. It does require replacing the terminal ends with something much heavier., The Saf-T-Liner C2’s Cummins engine is equipped with a grid heater inside its air system. This grid heater takes a few seconds to heat up and has three purposes: Assists the engine’s cold weather start-ability by preheating the intake air. Helps control white smoke during cold starting (reduced hydrocarbon emissions – EPA requirement), 2020 freightliner M2-106 with 3 lights on.1 Check engine light. 2 Amber engine light 3. Amber low Def light with blinking red light. My def tank if full but keeps indicating i have no def fluid. Drove … read more, 20–03 Coolant Heater Check, Webasto Inspect the coolant heater every 12 months. 00 General Information Vehicle Maintenance Schedule Table: 00–02 00/2 Walk-In Van Chassis Maintenance Manual, May 2022 , i have fl 8o with 3126 intake heater light will stay on or keeps coming on draining my alternator. Answered in 6 minutes by: Technician: Cat Man. Hi. Thanks for using JA! I will try and help you out. The most likely cause of your problem is a faulty Inlet Heater relay. I have seen this before. The relay is located on top of the engine and ..., Sep 23, 2018 · CODES: Fault Code: 2555. PID (P), SID (S): S070. SPN: 729. FMI: 3. Lamp: Amber. REASON: Intake Air Heater 1 Circuit - Voltage Above Normal or Shorted to High Source. High voltage detected at the intake air heater signal circuit. EFFECT: The intake air heaters may be ON or OFF all the time. , My question is about the air intake heater system on my 2000 Freightliner FL70 that has a Cat 3126 engine. I have had the truck since March of this year. Initially the indicator light for warming the engine when cold stayed on for about 30 seconds as it. was supposed to and the engine started fine. I have a lengthy bit of info I want to include ..., 09 Air Intake . 09–01 Air Cleaner Element Inspection and Replacement ; 13 Air Compressor . 13–00 Safety Precautions ; 13–01 Air Compressor Inspection ; 15 Alternators and Starters . 15–00 Safety Precautions ; 15–01 Alternator, Battery, and Starter Checking ; 20 Engine Cooling/Radiator . 20–00 Safety Precautions ; 20–01 Radiator ...