Condition for fault identification

Temperature related-precondition:

Ambient temperature higher than the following limit value: 3.75 deg C

Time related-precondition:

• The diagnosis detects the fault approx. 6 to 10 hours after engine is off and enters it 30 s after the next engine start.

Other preconditions:

Ambient pressure higher than the following limit value: 760.02 mbar

Control unit voltage: 9 V to 16 V.

Terminal 15 on