toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Idle Up Control Valve > < Circuit Test
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Idle Speed/Throttle Actuator - Electronic: Testing and Inspection
Component Test

ON-VEHICLE INSPECTION

INSPECT ISC VALVE RESISTANCE

(a) Disconnect the ISC valve connector.

(b) Measure the resistance between the terminals +B and other terminals (ISC1, ISC2).

Resistance: 16.0 - 17.0 ohms 

If the resistance is not as specified, replace the valve.

(c) Reconnect the ISC valve connector.

Idle Up Control Valve > < Circuit Test