Condition for fault identification

Temperature related-precondition:

• None

Time related-precondition:

• None

Other preconditions:

• Engine running.
• No other faults (e.g. electrical fault) in the ambient pressure sensor.
• successful plausibility check of the ambient pressure with pressure upstream of throttle valve in non-charged operation.

Control unit voltage: 9 V to 16 V.

Terminal 15 on