MPI <4G1> -
Troubleshooting
13A-47
INSPECTION PROCEDURE 9
Idling speed is high. (Improper idling speed)
Probable cause
In such cases as the above, the cause is probably that the intake air volume during
idling is too great.
D
Malfunction of the ISC system
D
Malfunction of the throttle body
MUT-
II
Self-Diag code
Are diagnosis codes displayed?
Yes
Refer to P.13A-9, INSPECTION CHART FOR DIAGNOSIS
CODES.
No
Check the ISC servo for operation sound. (Refer to P.13A-88*.)
NG
Check the ISC system. (Refer to P.13A-36, INSPECTION PROCE-
DURE FOR DIAGNOSIS CODE P0505.)
OK
MUT-
II
Data list
14 Throttle position sensor (Refer to P.13A-65.)
NG
Check the throttle position sensor system.
(Refer to P.13A-16, INSPECTION PROCEDURE FOR DIAGNOSIS
CODE P0120.)
OK
MUT-
II
Data list
21 Engine coolant temperature sensor (Refer to P.13A-66.)
NG
Check the engine coolant temperature sensor system.
(Refer to P.13A-13, INSPECTION PROCEDURE FOR DIAGNOSIS
CODE P0115.)
OK
MUT-
II
Data list
28 A/C switch (Refer to P.13A-67.)
NG
Check the A/C switch and A/C relay system.
(Refer to P.13A-62, INSPECTION PROCEDURE 29.)
OK
Basic idle adjustment (Refer to P.13A-78.)
check the trouble symptom.
NG
Clean the throttle valve area. (Refer to P.13A-75*.)
NOTE:
*: Refer to the ’96 COLT/LANCER Workshop Manual (Pub. No. PWME9511).
INSPECTION PROCEDURE 10
Idling speed is low. (Improper idling speed)
Probable cause
In cases such as the above, the cause is probably that the intake air volume during
idling is too small.
D
Malfunction of the ISC system
D
Malfunction of the throttle body
MUT-
II
Self-Diag code
Are diagnosis codes displayed?
Yes
Refer to P.13A-9, INSPECTION CHART FOR DIAGNOSIS
CODES.
No
Check the ISC servo for operation sound. (Refer to P.13A-88*.)
NG
Check the ISC system. (Refer to P.13A-36, INSPECTION PROCE-
DURE FOR DIAGNOSIS CODE P0505.)
OK
MUT-
II
Data list
14 Throttle position sensor (Refer to P.13A-65.)
NG
Check the throttle position sensor system. (Refer to P.13A-16, IN-
SPECTION PROCEDURE FOR DIAGNOSIS CODE P0120.)
OK
MUT-
II
Data list
21 Engine coolant temperature sensor (Refer to P.13A-66.)
NG
Check the engine coolant temperature sensor system.
(Refer to P.13A-13, INSPECTION PROCEDURE FOR DIAGNOSIS
CODE P0115.)
OK
Basic idle adjustment (Refer to P.13A-78.)
check the trouble symptom.
NG
Clean the throttle valve area. (Refer to P.13A-75*.)
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 ...