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8 CHECK TARGET IDLE SPEED
Without CONSULT-II
1. Turn off engine and connect throttle position sensor harness connector.
SEF265S
2. Start engine.
3. Rev engine (2,000 to 3,000 rpm) two or three times under no-load, then run engine at idle speed.
4. Check target idle speed.
MT: 800±50 rpm
OK or NG
OK 䊳 GO TO 10.
NG 䊳 GO TO 9.
9 DETECT MALFUNCTIONING PART
Check the following.
1. Check IACV-AAC valve and replace if necessary. Refer to EC-427.
2. Check IACV-AAC valve harness and repair if necessary. Refer to EC-427.
3. Check ECM function by substituting another known good ECM.
(ECM may be the cause of a problem, but this is rarely the case.)
䊳 GO TO 10.
BASIC SERVICE PROCEDURE
KA24DE
Idle Speed/Ignition Timing/Idle Mixture Ratio Adjustment (Cont’d)
EC-60
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