System Input
- Access Data Link Connector (DLC). DLC is located behind lower dash panel to right of steering column. Use Special Tool (MB991529) to connect positive lead of voltmeter to terminal No. 9 and negative lead to terminal No. 4 or 5. SeeFig 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.
- Headlight switch.
- Front passenger door lock switch.
- Hood switch.
- Luggage compartment light switch.
- Front passenger door key cylinder switch.
- Trunk lid 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 ground.
- Wire connector or pin inside connector disengaged at any connector or component system.
- Defective ETACS Control Unit (ECU).
- Defective switch, relay or actuator.
- Subfreezing weather conditions, mechanical failure or corroded or misaligned assemblies.
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.