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Check Ignition Switch Circuit
IGNITION SWITCH CIRCUIT CHECKING PROCEDURE CHART
| Step |
Check |
Yes |
No |
1 CHECK IGNITION SWITCH VOLTAGE.
- Connect the Subaru Select Monitor to the data link connector.
- Turn the ignition switch to ON.
- Select {Integ. unit} from main menu.
- Select the {Current Data Display & Save}.
- Check the {BATT voltage} and {IG power supply}.
|
Is the {IG power supply} within +1 V against {BATT voltage}? |
The ignition switch input circuit is OK. |
Go to step 2. |
2 CHECK IGNITION SWITCH CIRCUIT.
- Turn the ignition switch to OFF.
- Disconnect the harness connector of body integrated unit.
- Turn the ignition switch to ON.
- Measure the voltage between harness connector terminal and chassis ground.
Connector & terminal
(i84) No. 1 (+) - Chassis ground (-):
|
Is the voltage more than 10 V? |
Check the body integrated unit. < Ref. to
BASIC DIAGNOSTIC PROCEDURE
. > |
Check the harness for open or short circuit between the body integrated unit and fuse. |