Protege L4-2.0L DOHC (2003)
Overdrive Switch: Testing and Inspection
Inspection of Operation
1. Turn the ignition switch from OFF to ON.
2. Verify that the O/D OFF indicator light is not illuminated. Depress the O/D OFF switch and verify that the O/D OFF indicator light illuminates.
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It not as specified, inspect the terminal voltage of the O/D OFF switch.
Inspection of Voltage
1. Turn the ignition switch at ON.
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Part 2 of 2
2. Measure the voltage at the O/D OFF switch connector.
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It not as specified, inspect for continuity at the O/D OFF switch.
Inspection of Continuity
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Part 2 of 2
1. Inspect for continuity at the O/D OFF switch.
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If the switch is okay, inspect the wiring harness. (O/D OFF switch - PCM, O/D OFF switch - Body ground)
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If not as specified, replace the selector lever knob component.
