VOLVO
ECM-P008600 - Exhaust valve control circuit high (bank 2). General fault information. Type of fault not specified.
System
Engine Control Module (ECM)
Volvo models this fault code applies to
Applies to the following models:
2 modelsS80 (2007–), XC90 (2003–)
Show models by year and engine (2)
What does this fault code mean?
The engine control module (ECM) adjusts the exhaust camshaft position on bank 2 with a changeover valve. The fault code is set when the control signal to the valve is too high. The causes are a signal wire shorted to voltage or a damaged valve.
Possible causes
- Signal wire shorted to voltage
- Damaged exhaust camshaft changeover valve
What you can do
- 1Read off the fault code and check whether it is active right now
- 2Use a multimeter to check that the signal wire to the valve has no voltage with the ignition off
- 3Look for chafed or pinched wiring to the bank 2 exhaust valve
- 4If you have a diagnostic tool: activate the bank 2 exhaust valve and check that it responds
- 5Have a workshop check the valve if the fault returns
Symptoms you may notice4
- Check engine lamp (MIL) lights up
- Uneven idle
- Poor performance
- The engine can stall while driving
What the fault can affect1
- Exhaust camshaft control is switched off
General guidance for car owners. Diagnosis on the car can point to a different cause.