Vauxhall Workshop Service and Repair Manuals

Conditions for Checking

Nominal Value

Affected Terminals: 4, 24

Possible Trouble Codes: 56, 57

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:

The idle speed stepper control is actuated at a frequency of 0.5 Hz and the idle speed stepper motor moves between its two end positions.

The check is completed after a maximum of 30 s.

Noise check:

Clicking noise from idle

speed stepper motor