Vauxhall Workshop Service and Repair Manuals

Test

Test Equipment

Check

Notes

Nominal

Step

Multimeter

Value

MKM-587-A

of

between

1

Voltmeter, range

20 V, DC

Voltage supply for front ECWW and window winder automatic controls

·   Disconnect front left door wiring harness plug X11

(F1)

X11/ Ter. 30

Ground

·   Measurement between wiring harness plug X11 (body wiring harness) and body ground

greater than

11.5 V

X11/ Ter. 30

X11/ Ter. 29

·   Measurement in wiring harness plug X11 (body side)

greater than

11.5 V

·   Disconnect front right door wiring harness plug X12

X12/ Ter. 30

Ground

·   Measurement between wiring harness plug X12 (body side) and body ground

greater than

11.5 V

X12/ Ter. 30

X12/ Ter. 29

·   Measurement in wiring harness plug X12 (body side)

greater than

11.5 V

9-pin Ter. 7 (RT)

6-pin Ter. 5 (BR)

·   Disconnect 9-pin and 6-pin console wiring harness plugs

·   Measurement between 9-pin and 6-pin wiring harness plugs (body side)

greater than

11.5 V

Possible Faults:

(If nominal value is not attained)

·   Fuse F1 defective.

·   Interruption in instrument panel wiring harness between fuse F1 and instrument panel/body wiring harness plug X1/Ter. 12.

·   Interruption in door wiring harness between wiring harness plug X1/Ter. 12 and driver's door wiring harness plug X11/Ter. 30.

·   Interruption in door wiring harness between wiring harness plug X1/Ter. 12 and co-driver's door wiring harness plug X12/Ter. 30.

·   Interruption in door wiring harness between wiring harness plug X1/Ter. 12 and 9-pin console wiring harness plug Ter. 7

·   Wiring harness plug X1 detached.

·   Interruption in door wiring harness between body ground and driver's door wiring harness plug X11/Ter. 29.

·   Interruption in door wiring harness between body ground and co-driver's door wiring harness plug X12/Ter. 29.

·   Interruption in door wiring harness between body ground and 6-pin console wiring harness plug Ter. 5

·   Ground connection corroded.