Vauxhall Workshop Service and Repair Manuals

Trouble

Code

Information Sensor

Cause of Fault

Remedy in

F0:DATA LIST

No.

Trouble Code Storage when ...

Remarks

21

THROTTLE POSIT.

SENSOR VOLTAGE

HIGH 

04

·   Intake manifold absolute pressure less than 850 hPa

     Engine running in partial load range, operating temperature

·   Engine speed lower than 4000 rpm

·   Following trouble codes not stored: 33, 34

·   Throttle valve potentiometer voltage greater than 3.5 V

     Engine running for at least 1.5 s

If trouble code 21 was recognized, the control unit takes the following replacement values for the throttle valve aperture:

0 % to 37 %, depending on the engine speed.