What does no bus mean on a Dodge Ram?

“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 does no bus mean on a 2002 Dodge Dakota?

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. The ECU communicates with instrument cluster via a system that is called CAN BUS.

What does no bus mean on a 2002 Dodge Durango?

Tags: dodge, durango. pushrod on May 02, 2018. Have qualified personnel *TEST* all fuses. No bus = no battery power.

What does no bus mean on a 2004 Dodge Dakota?

No Bus means no communication from the ECU to the instrument cluster. You must have disconnected something.

What is PCM on Ram 1500?

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.

What does no bus mean on Jeep?

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 odometer says no bus?

Recommended Services. The error code “no bus” means the PCMS are not communicating with each other. Likely one of them has gone bad, or there is a bad connection. You can do further testing on them using a multimeter.

What does no bus mean on a 2001 Jeep Cherokee?

“this “code” that is displayedby the odometer means there is a connection failure between the gauge cluster and the ECU. this NO BUS is often accompanied by malfuntioning gauges, the check engine light, and the airbag light, although exact gauges and lights may vary.

Why is my 2002 Dodge Dakota not starting?

The most common reasons a Dodge Dakota won’t start are a dead battery, an alternator problem, or failed starter.