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DTC P1122 ELECTRIC THROTTLE CONTROL FUNCTION
EC-737
[QR (WITHOUT EURO-OBD)]
C
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EC
11. CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1. Remove the intake air duct.
2. Check if foreign matter is caught between the throttle valve and
the housing.
OK or NG
OK >> GO TO 12.
NG >> Remove the foreign matter and clean the electric throttle
control actuator inside.
12. CHECK THROTTLE CONTROL MOTOR
Refer to EC-737, "
Component Inspection" .
OK or NG
OK >> GO TO 13.
NG >> GO TO 14.
13. CHECK INTERMITTENT INCIDENT
Refer to EC-626, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
OK or NG
OK >> GO TO 14.
NG >> Repair or replace harness or connectors.
14. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
1. Replace the electric throttle control actuator.
2. Perform EC-563, "
Throttle Valve Closed Position Learning" .
3. Perform EC-563, "
Idle Air Volume Learning" .
>> INSPECTION END
Component Inspection BBS001Q1
THROTTLE CONTROL MOTOR RELAY
1. Apply 12V direct current between relay terminals 1 and 2.
2. Check continuity between relay terminals 3 and 5.
3. If NG, replace throttle control motor relay.
THROTTLE CONTROL MOTOR
1. Disconnect electric throttle control actuator harness connector.
PBIB0518E
Conditions Continuity
12V direct current supply between terminals
1 and 2
Yes
No current supply No
PBIB0098E
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