Subaru Crosstrek Service Manual: 16

Detected when ignition switch is turned to OFF or malfunction related to the ignition switch occurs.

TROUBLE SYMPTOM:

Cruise control cannot be set.

WIRING DIAGRAM:

Cruise control system Cruise Control System > WIRING DIAGRAM">

1.CHECK IGNITION SWITCH CIRCUIT.

1) Turn the ignition switch to OFF.

2) Disconnect the ECM harness connector.

3) Turn the ignition switch to ON.

4) Measure the voltage between harness connector terminal and chassis ground.

Connector & terminal

(B137) No. 27 (+) — Chassis ground (−):

Is the voltage 10 V or more?

Check for poor contact of ECM connector.

• Check fuse No. 12 (in fuse & relay box).

• Check the harness for open or short circuit between ignition switch and ECM.

15

21

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