AUTOMATIC TRANSMISSION ±
Troubleshooting <A/T>
23-11
Code No. 22 Wide open throttle switch system
Probable cause
If the wide open throttle switch does not turn OFF when the accelerator pedal is
not depressed, there is a short circuit in the wide open throttle switch and diagnosis
code No. 25 is output.
D
Malfunction of wide open throttle switch
D
Malfunction of connector
D
Malfunction of the A/T-ECU
Check the harness between the wide
open throttle switch and A/T-ECU con-
nectors, and repair if necessary.
NG
Check the trouble symptoms.
Replace the A/T-ECU
NG
NG
Check the harness between the wide
open throttle switch and A/T-ECU con-
nectors.
Repair
OK
Check trouble symptom.
Measure at wide open throttle switch
connector C-58.
D
Disconnect the connector and
measure at the harness side.
D
Voltage between terminal 1 and
earth (ignition switch: ON)
OK
System voltage
Check the following connector:
D-04
Wide open throttle switch inspection
j(Refer to P.23-51.)
NG
NG
Replace
Repair
OK
NG
OK
NG
Repair
Check the following connectors:
C-58, D-34, D-04
OK
OK
Code No. 31, 32 Input shaft speed sensor system, output
shaft speed sensor system
Probable cause
If no output pulse is detected from the input shaft speed sensor for 120 seconds
or more while driving in 3rd gear at a speed of 60 km/h or more, there is judged
to be an open circuit in the input shaft speed sensor and diagnosis code No. 31
is output.
If no output pulse is detected from the output shaft speed sensor for 120 seconds
or more while driving in 3rd gear at a speed of 60 km/h or more, there is judged
to be an open circuit in the output shaft speed sensor and diagnosis code No.
32 is output.
D
Malfunction of the input shaft speed sensor or output
shaft speed sensor
D
Malfunction of harness or connector
D
Malfunction of the sensor rotor
D
Malfunction of A/T
-
ECU
D
Electrical noise
L
: Refer to the Transmission Workshop Manual.
Eliminate a source of electrical noise.
NG
OK
Check the trouble symptoms.
Check the trouble symptoms.
NG
Repair
NG
OK
Replace the A/T
-
ECU.
NG
Check the sensor rotor.
K
OK
Check the harness wire between input
shaft speed sensor, output shaft speed
sensor and A/T-ECU.
NG
Input shaft speed sensor and output
shaft speed sensor check (Refer to
P.23-41, 42.)
NG
Replace the input shaft speed sensor
and output shaft speed sensor.
Check the following connectors:
D-04, B-03
OK
Replace
OK
Check the trouble symptoms.
Repair
Summary of Contents for Pajero Pinin 1999
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Page 73: ...13A 1 FUEL CONTENTS GASOLINE DIRECT INJECTION GDI 13A FUEL SUPPLY 13B ...
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Page 191: ...13B 1 FUEL SUPPLY CONTENTS FUEL TANK 2 Fuel Pump Module 4 ...
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Page 443: ...32 1 POWER PLANT MOUNT CONTENTS ENGINE MOUNTING 2 TRANSMISSION MOUNTING 3 ...
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Page 468: ...BASIC BRAKE SYSTEM 35A ANTI SKID BRAKING SYSTEM ABS 4WD 35B 35A 1 SERVICE BRAKES CONTENTS ...
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Page 728: ...54A 1 CHASSIS ELECTRICAL CONTENTS CHASSIS ELECTRICAL 54A SMART WIRING SYSTEM SWS 54B ...
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