Vauxhall Workshop Service and Repair Manuals

Trouble

Code

Information Sensor

Cause of Fault

Remedy in F0:

DATA LIST

Trouble Code Storage when...

21

THROTTLE POSIT. SENSOR VOLTAGE HIGH

04

·     Intake manifold absolute pressure less than 700 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 4 V

·     The above conditions must be fulfilled for at least 2 s

If trouble code 21 was recognized, the control unit calculates with a replacement characteristic curve dependent on the engine speed and intake manifold pressure.