Condition for fault identification

Voltage condition:

• Onboard electrical system voltage between 9 V and 16 V

Temperature condition:

• Engine warmed to normal temp, above 80 degrees Centigrade.

Time condition:

• None

Other condition(s):

• Engine on.
• Specified actual angle difference exceeds 15 degrees crankshaft

The fault is recognized when the actual angle fails to conform to the specified angle while the engine is running.

Potential problem source(s):

• contaminated oil passage at VANOS solenoid valve.
• Oil pressure too low.
• Defect in wiring harness to VANOS solenoid valve.
• VANOS solenoid valve siezed.
• VANOS solenoid valve defective.