Passport 4WD V6-3.2L SOHC (6VD1) (1994)
Brake Proportioning/Combination Valve: Testing and Inspection
Electrical Circuit Test
Electrical Circuit Test
1. Disconnect the wiring connector at the combination valve.
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Connect a jumper wire from the harness to ground.
2. Turn the ignition key to "ON".
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The warning light should light.
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If the lamp will not light check the bulb.
3. Turn the ignition off.
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Disconnect jumper wire and connect the harness to the switch terminal.