Communication With Mut-Ii And The Abs-Ecu Is Not Possible; Inspection Procedure - Mitsubishi PAJERO Workshop Manual

www.WorkshopManuals.co.uk

Inspection procedure 2

Communication with MUT-II and the ABS-ECU is not
possible.
The cause is probably an open circuit in the ABS-ECU power supply circuit or
an open circuit in the diagnosis output circuit.
Measure at diagnosis connector D-23 and ABS-ECU connector
E-107.
D Disconnect the connectors and measure at the harness
side.
D Continuity between the following terminals:
Between terminals 47 (ABS-ECU side) and 1 (diagnosis
connector side)
Between terminals 36 (ABS-ECU side) and 7 (diagnosis
connector side)
OK: Continuity
Measure at ABS-ECU connectors E-106, E-107.
D Disconnect the connectors and measure at the harness
side.
D Ignition switch: ON
(1) Voltage between terminal 13 and body earth
OK: System voltage
(2) Voltage between terminal 31 and body earth
OK: System voltage
Measure at ABS-ECU connectors E-106, E-107.
D Disconnect the connectors and measure at the harness
side.
D Continuity between terminals 12, 25, 26 and 42 and body
earth
OK: Continuity
Check the following connectors: E-106, E-107
OK
Check the trouble
symptoms.
NG
Replace the ABS-ECU.
ABS <4WD> -
OK
OK
OK
OK
NG
Repair
Purchased from www.WorkshopManuals.co.uk
Troubleshooting
Probable cause
D Blown fuse
D Malfunction of harness or connector
D Malfunction of the ABS-ECU
NG
Check the following connectors: D-23, D-33, D-128, D-222,
E-13, E-107
OK
Check the trouble symptoms.
NG
Check the harness wire, and repair if necessary.
D Between ABS-ECU and diagnosis connector
(1)NG
Check the following connectors: D-32 <R.H.D.>, D-128,
D-208, D-210 <R.H.D.>, D-213 <L.H.D.>, E-08 <Diesel>, E-13,
E-106
(2)NG
OK
Check the trouble symptoms.
NG
Check the harness wire, and repair if necessary.
D Between the ignition switch and the ABS-ECU
Check the following connectors: E-13, E-107
OK
Check the trouble symptoms.
NG
Check the harness, and repair if necessary.
D Between the ignition switch and the ABS-ECU
NG
Check the following connectors: E-106, E-107
OK
Check the trouble
symptoms.
NG
Check the harness wire, and repair if necessary.
D Between the ABS-ECU and earth
35B-19
NG
Repair
NG
Repair
NG
Repair
NG
Repair