What does no bus mean on a diesel?
What does no bus mean on a diesel?
“no bus” means lost communication with the ECM.
Why is there no bus code on my Ram 3500?
2004 Ram 3500… 6.4 Cummins with some stuff. Those years are common to have failed ECM’s. Had a “no bus” on both my ’99 ram, and ’01 Durango. Both were bad ECM’s. That bolt just holds the plug into it’s socket. It doesn’t actually have anything to do with the connection. Pull the plug and clean it with electrical cleaner.
What causes the No Bus message on the odometer?
Symptom: Engine will not start. Gauges are inoperative. “No BUS” message displayed on odometer. Problem 1 of 2: The 5v power supply from the Powertrain Control Module (PCM) is shorted due to a shorted Crankshaft Position (CKP) Sensor.
Why does my Dodge Ram say no bus?
Had a “no bus” on both my ’99 ram, and ’01 Durango. Both were bad ECM’s. That bolt just holds the plug into it’s socket. It doesn’t actually have anything to do with the connection. Pull the plug and clean it with electrical cleaner. Inspect the wiring harness for breaks. If it looks good, plug it back in and see what happens…
What kind of truck has no bus gauges?
I have a 2000 ram 1500 2X with the 5.9 automatic, however I believe that this is applies to all gen2 trucks regardless of drivetrain or engine type. My Story… See the end to get straight to my find. I’ve had my gauges go out with the “no bus’ message in the odometer window three times now!
Why does my Dodge Ram not have an odometer?
If all that checks out unplug the following sensors: Cranks sensor, Cam/SYNC sensor, TPS, MAP and Trans connector. These 5v sensors can short out the CCD bus because they share the same power source. You will have to cycle the key off and on to reset the PCM and CCD bus once you find the problem.
Why is my no bus odometer not working?
This ‘bus’ is the 2 wire communication network that all the computers share information on. Your instrument cluster isn’t gettin any info over the bus that’s why you get the ‘no bus’ message and none of your gauges work. This can be caused by any shorted module or broken bus wire. A few PCM sensors can cause this problem too.
2004 Ram 3500… 6.4 Cummins with some stuff. Those years are common to have failed ECM’s. Had a “no bus” on both my ’99 ram, and ’01 Durango. Both were bad ECM’s. That bolt just holds the plug into it’s socket. It doesn’t actually have anything to do with the connection. Pull the plug and clean it with electrical cleaner.
Why does my Dodge Ram have no bus?
These 5v sensors can short out the CCD bus because they share the same power source. You will have to cycle the key off and on to reset the PCM and CCD bus once you find the problem. “I’ve usually found that the no-buss on the pickups generally comes from the ABS unit.
