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F2:Trouble Code Table Trouble Code 34 MAP Sensor Voltage Low Opel Vectra A

MULTEC Central Fuel Injection (X 12 SZ / X 16 SZ) F2:TROUBLE CODE TABLE

Trouble

Code

Information Sensor

Cause of FaultRemedy in

F0:DATA LIST

No.
Trouble Code Storage when ...
Remarks
34MAP SENSOR

VOLTAGE LOW

03· Engine speed higher than 1050 rpm

Following trouble codes not stored: 21

Throttle valve aperture greater than 19 %

Intake manifold absolute pressure less than 140 hPa

The above conditions must be fulfilled for at least 0.1 s

· Engine speed lower than 1050 rpm

Following trouble codes not stored: 21

Intake manifold absolute pressure less than 140 hPa

The above conditions must be fulfilled for at least 0.1 s

If trouble code 34 was recognized, the system calculates with the following replacement functions:

Engine not running:

Intake manifold pressure equals 900 hPa

Engine running:

The control unit calculates the intake manifold pressure depending on the engine speed and throttle valve position.