VOLVO
ECM-P210C00 - Throttle Actuator B Control Motor Circuit Low. General Failure Information. No sub type information
System
Engine Control Module (ECM)
Volvo models this fault code applies to
Applies to the following models:
4 modelsC30 (2007–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013)
Show models by year and engine (5)
What does this fault code mean?
The engine control module drives throttle actuator B through internal power stages, and the signal wire is in contact with ground. The fault is general and has no more specific fault type.
Possible causes
- The signal wire is short-circuited to ground
What you can do
- 1Check that the fuses are intact
- 2Read the code with the ignition on and note it down
- 3Look for chafing on the signal wire to the throttle unit, especially where it may have rubbed against the body
- 4With a multimeter, check that the signal wire is not connected to the body while the ignition is off
- 5If the fault returns, have a workshop with diagnostic equipment check the throttle unit and the engine control module
Symptoms you may notice1
- The Check engine light comes on or behaves abnormally
General guidance for car owners. Diagnosis on the car can point to a different cause.