Model Without Push Button Start

WARNING: This page is about a different variant/trim than selected.

DTC detecting condition:

Immediately at fault recognition

Trouble symptom:

Failure of engine to start

CAUTION:

After servicing or replacing faulty parts, perform Clear Memory Ref. to ENGINE (DIAGNOSTICS) (H4DO)>Clear Memory Mode . and Inspection Mode Ref. to ENGINE (DIAGNOSTICS) (H4DO)>Inspection Mode .
Use the check board when measuring the ECM terminal voltage and resistance.

Wiring diagram:

Fig 1: Starter Relay A Circuit High - Wiring Diagram (Model Without Push Button Start)

Courtesy of SUBARU OF AMERICA, INC.

CHECK FOR ANY OTHER DTC ON DISPLAY .
Is any other DTC displayed?
- Yes: Check the appropriate DTC using the "List of Diagnostic Trouble Code (DTC)". Ref. to ENGINE (DIAGNOSTICS) (H4DO)>List of Diagnostic Trouble Code (DTC) .
- No: Go to 2 .
CHECK HARNESS BETWEEN ECM AND STARTER RELAY CONNECTOR .
1. Turn the ignition switch to OFF.
2. Disconnect the connector from ECM.
3. Turn the ignition switch to ON.
4. Measure the voltage between ECM connector and chassis ground.
Connector & terminal

(B134) No. 46 (+) - Chassis ground (-):

NOTE: For CVT model, place the select lever in "P" range or "N" range.

Is the voltage 10 V or more?
- Yes: Repair the short circuit to power in harness between ECM connector and starter relay connector.
- No: Repair the poor contact of ECM connector.