MPI <4G1> -
Troubleshooting
13A-16
Code No. 0120 Throttle position sensor system
Probable cause
Range of Check
D
Ignition switch: ON
D
Excluding 2 seconds after the ignition switch is turned to ON or immediately
after the engine starts.
Set Conditions
D
Engine speed is 1,000 r/min or less, and intake air pressure is 48 kPa or
less, TPS output voltage is 4.6 V or more for 2 seconds.
or
D
The sensor output voltage is 0.2 V or less for 2 seconds.
D
Malfunction of throttle position sensor
D
Open or short circuit in the throttle position sensor
circuit or loose connector contact
D
Malfunction of the engine-ECU
OK
Check the trouble symptoms.
NG
Replace the engine-ECU.
OK
To the next page
OK
Check the harness wire between the
throttle position sensor and the
engine-ECU.
NG
Repair
(2) NG
Check the following connector:
B-34
NG
Repair
OK
Check the trouble symptoms.
NG
Replace the engine-ECU.
OK
Check the harness wire between the
throttle position sensor and the
engine-ECU.
NG
Repair
NG
Check the following connector:
B-34
NG
Repair
OK
Check the harness wire between the
throttle position sensor and the
engine-ECU, and repair if necessary.
NG
Repair
OK
Check the following connector:
B-34
(1) NG
Measure at engine-ECU connector
B-34.
D
Measure the voltage at the
engine-ECU connector terminal.
D
Ignition switch: ON
D
The voltage between terminal 81
and earth
OK:
4.8 - 5.2 V
OK
Measure at throttle position sensor
connector A-05.
D
Disconnect the connector and
measure at the harness side.
(1) The voltage between terminal 1
and earth
(Ignition switch: ON)
OK:
4.8 - 5.2 V
(2) Resistance between terminal 4
and earth
OK:
2
W
or less
OK
Check the following connector:
A-05
NG
Repair
NG
Check throttle position sensor.
(Refer to P.13A-84*.)
NG
Replace
MUT-
II
Data list
14 Throttle position sensor
OK:
Refer to P.13A-65, DATA
LIST REFERENCE TABLE.
OK
Intermittent malfunction
(Refer to GROUP 00 - Points to
Note for Intermittent Malfunctions.)
NOTE:
*: Refer to the ’96 COLT/LANCER Workshop Manual (Pub. No. PWME9511).
Содержание Colt 2000
Страница 7: ...11A 1 ENGINE CONTENTS ENGINE 4G1 11A ENGINE 4G9 11B ...
Страница 30: ...NOTES ...
Страница 221: ...23 1 AUTOMATIC TRANSMISSION CONTENTS GENERAL 2 Outline of Changes 2 TROUBLESHOOTING 2 ...