## Intake Air System

#### DTC Troubleshooting (cont'd)

11-168

DTC P1113: Variable Swirl Control Valve (VSCV) Circuit Short

1. Check the ''On Board Diagnostic (OBD) System Check''.

Was the OBD System Check performed?

YES – Go to step 2.

NO – Go to OBD System Check.

1. Turn the ignition switch OFF.

1. Disconnect the VSCV connector.

1. Disconnect the ECM A connector.

1. Turn the ignition switch ON (II).

1. Measure voltage between the ECM A connector terminals No. 18 and body ground.

Is there battery voltage?

YES – Repair short in the wire between the VSCV and the ECM.

NO – Go to step 7.

1. Turn the ignition switch OFF.

1. Replace the VSCV.

1. Connect the ECM A connector.

Are there DTC P1113 being output?

YES – Substitute a known-good ECM and recheck. If symptom/indication goes away, replace the original ECM.

NO – System is OK.

NOTICE

The battery power supply short circuit to 5 V power supply damages the ECM.

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