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Checking IAC Motor
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Checking IAC Motor
Tests 1 - 3:
Test 4:
SYMPTOM
CHECKING
[1]
[2]
IDLE AIR CONTROL MOTOR
POSSIBLE CAUSES
-
IAC
internal failure
-
IAC motor
driver circuits open
-
PCM
-
IAC
ground driver open
-
PCM
-
IAC
12 volt driver open