Nissan and Datsun Workshop Service and Repair Manuals

Idle Speed/Throttle Actuator - Electronic: Testing and Inspection

IACV-AAC VALVE

1. Disconnect IACV-AAC valve harness connector.
2. Remove IACV-AAC valve.

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Check IACV-AAC valve resistance.
Resistance:
Approximately 10 ohms [at 20° (68°F)]

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Check plunger for seizing or sticking.

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Check for broken spring.

3. Supply battery voltage between IACV-AAC valve connector terminals.

Plunger should move.

IACV-FICD VALVE

Disconnect IACV-FICD solenoid valve harness connector.

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Check for clicking sound when applying 12V direct current to terminals.

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Check plunger for seizing or sticking.

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Check for broken spring.