System Input Test
- Access Data Link Connector (DLC), located behind lower left corner of dash. Connect positive lead of voltmeter to terminal No. 9 and negative lead to terminal No. 12. See Fig 1
. Check if input signals from system components are being received by ECU.
- Voltmeter needle should sweep when each of the following switches is operated:
- Driver and front passenger door switches.
- Front passenger door key cylinder switch.
- Front passenger door lock switch.
- Headlight switch.
- Hood switch.
- Luggage compartment light switch.
- Passing light switch
- Pop up switch
- liftgate key cylinder switch.
- If switch or related components are not functioning, voltmeter will not operate when switch is activated. Replace appropriate component or repair circuit as necessary. Check following for possible cause:
- Open fuse, circuit breaker or fusible link caused by short to body ground.
- Wire connector or pin inside connector disengaged at any connector or component system.
- Defective ETACS control unit.
- Defective switch, relay or actuator.
- Subfreezing weather conditions, mechanical failure or corroded or misaligned assemblies.
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.