MPI <4G9> -
Troubleshooting
13A-149
OK
Check the trouble symptom.
NG
Replace the fuel pump.
OK
Check the following connector:
D-14
NG
Repair
NG
Check the harness wire between the
fuel pump and earth, and repair if neces-
sary.
Check the trouble symptom.
NG
Repair
OK
(2) NG
Check the following connector:
D-04
NG
Check the harness wire between the
fuel pump relay and fuel pump, and
repair if necessary.
OK
Check the trouble symptom.
(1) NG
Check the following connectors:
B-12, B-33, D-04, D-14
NG
Repair
NG
Measure at fuel pump connector D-14.
D
Disconnect the connector, and
measure at the harness side.
(1) Voltage between terminal 1 and
earth
(Ignition switch: ON)
OK:
System voltage
(2) Continuity between 2 and earth
OK:
Continuity
NG
Replace the engine-ECU <M/T> or en-
gine-A/T-ECU <A/T>.
OK
Check the trouble symptom.
OK
Check the following connector:
B-37 <M/T>, B-95 <A/T>
NG
Repair
OK
Measure at the engine-ECU
connector B-37 <M/T> or the
engine-A/T-ECU connector B-95
<A/T>.
D
Disconnect the connector, and
measure at the harness side.
D
Short circuit between terminal 22
<Vehicles with immobilizer system
for M/T>, 8 <Vehicles without
immobilizer system for M/T>, 21
<Vehicles with immobilizer system
for A/T>, 20 <Vehicles without
immobilizer system for A/T> and
earth (Ignition switch: ON)
OK:
The fuel pump operates (its
operation sound can be
heard).
NG
Check the harness wire between the
fuel pump relay and engine-ECU <M/T>
or engine-A/T-ECU <A/T>, and repair
if necessary.
Check the trouble symptom.
NG
Repair
OK
NG
Check the following connector:
B-12
OK
Measure at the engine-ECU
connector B-37 <M/T> or the
engine-A/T-ECU connector B-95
<A/T>.
D
Disconnect the connector, and
measure at the harness side.
D
Voltage
between
terminal
22
<Vehicles with immobilizer system
for M/T>, 8 <Vehicles without
immobilizer system for M/T>, 21
<Vehicles with immobilizer system
for A/T>, 20 <Vehicles without
immobilizer system for A/T> and
earth (Ignition switch: ON)
OK:
System voltage
NG
Repair
OK
Check the ignition switch. (Refer to
GROUP 54 - Ignition Switch and Immo-
bilizer System.)
NG
Check the harness wire between the
fuel pump relay and ignition switch.
OK
Check the trouble symptom.
NG
Check the following connectors:
B-32, B-70
NG
Repair
OK
Measure at fuel pump relay connector
B-12.
D
Disconnect the connector, and
measure at the harness side.
D
Voltage between terminals 3, 4 and
earth
(Ignition switch: ON)
OK:
System voltage
From the previous page
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 ...