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10 CHECK THROTTLE POSITION SENSOR
Without CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Stop engine and turn ignition switch ON.
3. Check voltage between ECM terminal 23 (Throttle position sensor signal) and ground under the following conditions.
SEF767W
NOTE:
Voltage measurement must be made with throttle position sensor installed in vehicle.
MTBL0579
If NG, adjust closed throttle position switch. Refer to “Basic Inspection”, EC-104.
OK or NG
OK (Type B in step 1) 䊳 GO TO 11.
OK (Type A or C in step
1)
䊳 GO TO 14.
NG 䊳 Replace throttle position sensor. To adjust it, perform “Basic Inspection”, EC-104.
DTC P0120 THROTTLE POSITION SENSOR
KA24DE
Diagnostic Procedure (Cont’d)
EC-183
FE
CL
MT
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
GI
MA
EM
LC
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