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FUEL INJECTION SYSTEM
[T9K0] 2-7
K: TROUBLE CODE (31) - THROTTLE SENSOR -
DIAGNOSIS :
Abnormal signal from throttle sensor.
TROUBLE SYMPTOM :
Erroneous idling
Engine stall
Poor driving performance
Not OK
1
Check throttle sensor .
b,
Replace throttle body .
OK
2 I Check harness connector between ECU and
Not OK
Repair or replace harness connector .
throttle sensor .
OK
Not OK
Check contact of ECU connector terminal .
6 .
Repair ECU connector and terminal .
OK
f Replace ECU .
860
ECU
Throttle sensor
E11
C2-361
Fig. 82
77
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Troubleshooting
