Toyota 3F-E - IDLE SPEED CONTROL (ISC) VALVE

ON-VEHICLE INSPECTION
CHECK FOR OPERATING SOUND FROM ISC VALVE
Check that there is a clicking sound immediately after
stopping the engine.
REMOVAL OF ISC VALVE
1.
DRAIN ENGINE COOLANT
2.
DISCONNECT ISC VALVE CONNECTOR
3.
DISCONNECT AIR AND TWO WATER BY-PASS
HOSES
4.
REMOVE ISC VALVE
Remove the two bolts, ISC valve and gasket.
I
EFI SYSTEM — Air Induction System
FI-67
Idle Speed Control (ISC) Valve
Rotor
S1
Coil
B1
Rotor
S3
Valve
S2
B2
S4
F12372 F11692
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