MPI <4G1> -
Troubleshooting
13A-10
INSPECTION PROCEDURE CLASSIFIED BY DIAGNOSIS CODE
Code No. P0105 Vacuum sensor system
Range of Check
Range of Check
D
Ignition switch: ON
Set Conditions
D
The output voltage of the vacuum sensor is 4.5 V or more for 2 seconds.
(This corresponds to the absolute manifold pressure of 115 kPa or more.)
D
Malfunction of the vacuum sensor
D
Improper connector contact, open circuit or
short-circuited harness
D
Malfunction of the engine-ECU
Range of Check
D
The output voltage of the throttle position sensor is 1.25 V or more.
or
D
The vehicle is stationary.
Set Conditions
D
The output voltage of the vacuum sensor is 0.2 V or less for 2 seconds.
(This corresponds to the absolute manifold pressure of 4.9 kPa or less.)
OK
To the next page
OK
Check the harness between the
vacuum sensor and the engine-ECU,
and repair if necessary.
NG
Repair
OK
Check the harness between the
vacuum sensor and the engine-ECU,
and repair if necessary.
NG
Check the following connector:
B-34
NG
Repair
Check the trouble symptoms.
OK
Check the harness between the
vacuum sensor and the engine-ECU,
and repair if necessary.
OK
Check the trouble symptoms.
NG
Replace the engine-ECU.
(2) NG
Check the following connector:
B-34
NG
Repair
MUT-
II
Data list
32 Barometric pressure sensor
(Refer to P.13A-65, DATA LIST
REFERENCE TABLE.)
OK
Transient malfunction
(Refer to GROUP 00 - Points to
Note for Intermittent Malfunctions.)
NG
NG
Repair
OK
Measure at vacuum sensor
connector A-54.
D
Disconnect the connector and
measure at the harness side.
(1) Voltage between terminal 3 and
earth (Ignition switch: ON)
OK:
4.8 - 5.2 V
(2) Resistance between terminal 2
and earth
OK:
2
W
or less
(1) NG
Measure at engine-ECU connector
B-34.
D
Measure the voltage at the
engine-ECU terminal.
D
Ignition switch: ON
D
Voltage between terminal 81 and
earth
OK:
4.8 - 5.2 V
OK
Check the following connector:
B-34
NG
Check the following connector:
B-34
NG
Repair
OK
Check the harness between the
vacuum sensor and the engine-ECU.
NG
Repair
OK
Check the trouble symptoms.
NG
Replace the engine-ECU.
OK
Measure at vacuum sensor
connector A-54.
D
Connect connector terminals No.
1, No. 2 and No. 5 only by using
test harness (MB991348), and
measure at the pick-up harness.
D
Ignition switch: ON
(1) Voltage between terminal 3 and
earth
OK:
4.8 - 5.2 V
(2) Voltage between terminal 1 and
earth
OK:
Altitude 0 m: 3.7 - 4.3 V
Altitude 1,200 m:
3.2 - 3.8 V
(3) Voltage between terminal 2 and
earth
OK:
0.5 V or less
(1) NG
Check the following connector:
B-34
NG
Repair
(3) NG
(2) NG
Replace the vacuum sensor.
OK
Check the harness between the
vacuum sensor and the engine-ECU.
NG
Repair
Check the following connector:
A-54
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 ...