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Home >> Saab >> 2005 >> 9-2X Linear, 253, Standard >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Security And Locks >> Fault Diagnosis, Symptoms >> Keyless Entry System >> Check Ignition Switch Circuit >> Check Ignition Switch Signal

Check Ignition Switch Signal

Disconnect the keyless entry control unit harness connector.

Turn the ignition switch to ON.

Measure the voltage between harness connector terminal and chassis ground.

Connector & terminal 

(B176) No. 6 (+) - Chassis ground (- ): 

Is the voltage more than 10 V? 

YES 

Ignition switch circuit is OK.

NO 

Check the harness for open circuits and shorts between the keyless entry control unit and ignition relay.

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