Mitsubishi Space Star. Manual — part 83
DIESEL FUEL –
Troubleshooting
DIESEL FUEL –
Troubleshooting
13D-31
Code No. 41 Fan control relay (low) system
Probable cause
Malfunction of the fan control relay
Improper connector contact, open circuit or
short-circuited harness wire of the fan control
relay circuit
Malfunction of the engine-ECU
OK
Check the following connectors: A-05X, A-23, A-120
OK
NG
Check the following connector: A-23
OK
OK
Check trouble symptom.
Repair
NG
Check the harness wire between the fan control relay (low)
and the main relay, and repair if necessary.
INTERMITTENT MALFUNCTIONS
Refer to GROUP 00 – Points to Note for Intermittent
Malfunctions*
MUT-
II
Actuator test
13 Fan control relay (low) (Refer to P.13D-50.)
Replace the engine-ECU.
NG
Check trouble symptom.
NG
Repair
NG
Measure at the fan control relay (low) connector A-05X.
Disconnect the connector and measure at the harness
side.
Voltage between 3 and earth (Ignition switch: ON)
OK: System voltage
Check the harness wire between the fan control relay (low)
and the engine-ECU.
NG
OK
Repair
NG
*:
Refer to ’99 SPACE STAR Workshop Manual (Pub. No. CMXE99E1)
Code No. 42 Stop lamp switch system
Probable cause
Range of Check
Ignition switch: ON
Set Conditions
Outputs for stop lamp switches 1 and 2 are different
Malfunction of the stop lamp switch
Improper connector contact, open circuit or
short-circuited harness wire of the stop lamp
switch circuit
Malfunction of the engine-ECU
Repair
NG
NO
Check the stop lamp switch system.
(Refer to GROUP 35 – On-vehicle service.)
OK
NG
Does the stop lamp illuminate when the brake pedal is
depressed?
INTERMITTENT MALFUNCTIONS
Refer to GROUP 00 – Points to Note for Intermittent
Malfunctions*
MUT-
II
Data list
42 Stop lamp switch (Refer to P.13D-46.)
YES
Check the following connectors: B-19, B-61X, B-95, A-122
OK
Check trouble symptom.
Repair
NG
NG
Check the harness wire between the stop lamp switch and
the engine-ECU.
OK
Replace the engine-ECU.
*:
Refer to ’99 SPACE STAR Workshop Manual (Pub. No. CMXE99E1)
DIESEL FUEL –
Troubleshooting
DIESEL FUEL –
Troubleshooting
13D-32
Code No. 43 Clutch pedal switch system
Probable cause
Range of Check
Vehicle speed: 100 km/h or more
Set Conditions
Clutch pedal switch remains off for 1 second
Malfunction of the clutch pedal switch
Improper connector contact, open circuit or
short-circuited harness wire of the clutch pedal
switch circuit
Malfunction of the engine-ECU
(2) NG
Check the following connector: B-97
OK
Check the harness wire between the clutch pedal switch and
earth, and repair if necessary.
(1) NG
Check the following connectors: B-89, A-122
OK
Measure at the clutch pedal switch connector B-97.
Disconnect the connector and measure at the harness
side.
(1) Voltage between 4 and earth (Ignition switch: ON)
OK: System voltage
(2) Continuity between 1 and earth
OK: Continuity
OK
OK
Check trouble symptom.
Repair
NG
Check trouble symptom.
INTERMITTENT MALFUNCTIONS
Refer to GROUP 00 – Points to Note for Intermittent
Malfunctions*
MUT-
II
Data list
44 Clutch pedal switch (Refer to P.13D-46.)
OK
Check the clutch pedal switch.
(Refer to GROUP 21 – On-vehicle service.)
Replace
NG
NG
Check the harness wire between the clutch pedal switch and
engine-ECU.
NG
OK
Replace the engine-ECU.
Repair
NG
Replace the engine-ECU.
NG
Repair
NG
*:
Refer to ’99 SPACE STAR Workshop Manual (Pub. No. CMXE99E1)
Code No. 44 Power latch system
Probable cause
Malfunction of the engine-ECU
Disconnect the battery terminals and reset the engine-ECU.
NO
Check trouble symptom.
NG
Replace the engine-ECU.
DIESEL FUEL –
Troubleshooting
13D-33
Code No. 45 Main relay system
Probable cause
Range of Check
Ignition switch: ON
Set Conditions
Power is not supplied
Range of Check
Ignition switch: OFF
→
ON
Set Conditions
Power latch time is short or long
Malfunction of the main relay
Improper connector contact, open circuit or
short-circuited harness wire of the main relay
circuit
Malfunction of the engine-ECU
NG
Check the following connectors: B-26, A-121
Check the main relay (Refer to P.13D-52.)
Replace the engine-ECU.
OK
Check trouble symptom.
NG
Check the harness wire between the battery and the main
relay, and repair if necessary.
OK
Repair
NG
Measure at the main relay connector B-26.
Disconnect the connector and measure at the harness
side.
Voltage between 1, 4 and earth
OK: System voltage
OK
NG
Replace
NG
Check the harness wire between the main relay and the
engine-ECU.
OK
Repair
NG
DIESEL FUEL –
Troubleshooting
DIESEL FUEL –
Troubleshooting
13D-34
Code No. 46 Power supply system
Probable cause
Range of Check
Ignition switch: ON
Set Conditions
Power supply voltage is 6.5 V or less, or 16.5 V or more
Malfunction of the engine-ECU
Check trouble symptom.
OK
Check trouble symptom.
Check the charging system
(Refer to GROUP 16 – Charging System.)
NG
Repair
NG
Replace the engine-ECU.
NG
OK
Check the battery (Refer to GROUP 54 – Battery.)
Replace
NG
Code No. 47 ECU alimentation
Probable cause
Malfunction of the engine-ECU
Disconnect the battery terminals and reset the engine-ECU.
Check trouble symptom.
NG
Replace the engine-ECU.
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