Vauxhall Workshop Service and Repair Manuals

No.

TECH 1 Display

Conditions for Checking

Nominal Value

Trouble Codes

Terminal

27

O2 SENSOR

Engine running at idle speed, operating temperature

13, 38, 39, 44, 45

7, 19, 25, 36

Switch off all consumers

Voltage change between less than 400 mV and greater than 3850 mV

Note:

In contrast to the previously familiar Multec and Motronic systems, the voltage to the oxygen sensor in the SIMTEC system alternates in the range from approx. 0 to 5 V.