VOLVO
ECM-P206700 - Fuel level sensor B circuit low. General malfunction information. No information on malfunction type
System
Engine Control Module (ECM)
Volvo models this fault code applies to
Applies to the following models:
1 modelXC90 (2003–)
Show models by year and engine (1)
What does this fault code mean?
Although the code is named fuel level sensor B circuit low, it applies to a fault in the fuel level sensor's ejector part, which the central electronic module (CEM) detects. The CEM then sends a fault message to the engine control module, which sets the code.
Possible causes
- The cause of the malfunction lies in the central electronic module (CEM)
What you can do
- 1Read off the trouble codes in the central electronic module (CEM) first, as the fault is registered there first
- 2Remedy the code in the CEM first; this code in the engine control module can be cleared after that
- 3Check that the connectors at the fuel tank and at the CEM are secure
- 4If the fault remains, have a workshop with diagnostic equipment check the fuel level sensor's ejector part and the CEM
Symptoms you may notice1
- No noticeable symptoms for the driver
General guidance for car owners. Diagnosis on the car can point to a different cause.