Table of Contents
What does a no Bus code mean?
“No bus” is your ECM telling that one of the other computers onboard doesn’t wanna talk to the ECM. This is “usually” a wiring/connector problem. Check you wiring/connections, especially under the drivers side kick panel.
What would cause no Bus mean on a Dodge?
If You see a no bus error message on the instrument cluster in Your Dodge Dakota that means that Your gauge cluster has lost communication with the ECU. If it is loose at all then that would lead to a loss of communication. Another reason that You may lose communication is if the ECU has frozen and needs to be reset.
What does no Bus mean on a 1999 Dodge Durango?
No BUS message displayed on odometer. System: Body/Chassis Electrical, Emissions/PCM/Fuel, Engine Electrical. Codes: N/A. Problem 1 of 6: The 5v power supply from the Powertrain Control Module (PCM) is shorted due to a shorted Crankshaft Position (CKP) Sensor.
What does it mean when a truck says no bus?
“No Bus” means the CCD communication bus is down. 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.
What does no bus mean on a Jeep Cherokee?
A no bus appears on the dash and the engine does NOT run. This is your problem. A good majority of times, it is a failed (shorted) crankshaft position sensor causing this. Theoretically, any 5 volt engine management sensor can short and cause this problem, but the crank sensor is the most suspect. Try this simple test.
What does it mean when my truck says no bus?
Gauges say no bus 2 Answers Start a new Dodge RAM 1500 question.
What does no bus mean on a 2005 Dodge Stratus?
No Bus means a sensor or module has taken the 2.5 volt bus circuit down. The only thing you can do now is start by unplugging sensors one at a time or modules.
What is a Dodge PCM?
The PCM–or powertrain control module–in a Dodge is responsible for controlling many of the electrical systems in the vehicle. This includes airflow to the engine, temperature and more.
How do you reset the security system on a 1999 Dodge Durango?
Press and hold the valet/override button below the steering column within five seconds of turning the ignition on. Release the valet/override button when the security light on the instrument panel stops blinking. The alarm is reset and disabled.
Where is the PCM on a 2002 Dodge Durango?
engine compartment
LOCATION. Begin replacing the PCM of your 2002 Dodge Durango by locating the module. The location of the PCM is in the engine compartment in the back right near the battery.