Vauxhall Workshop Service and Repair Manuals

Conditions for Checking

Nominal Value

Affected terminals:                   A1, A2, A3, A4

Possible trouble codes:             35

Ignition ON

Engine OFF

Press key F5 in the system main menu, select the desired test using the arrow keys and confirm with YES. Follow the instructions in the TECH 1 display.

Note:

TECH 1 commands the idle speed stepper motor from the closed position (opening 0 steps) to the reference point (opening 160 steps) and back again.

When removed but electrically connected, the inwards/outwards movement of the valve cone must be visible. The check is completed after a maximum of 30 s.

0 to 160 steps

Idle speed stepper motor ACTIVE

Notes on Trouble-shooting:

Nominal Value:

Cause of fault:

(If nominal value is not attained)

·   Remedy according to data list no. 43 IDLE AIR CONTROL