Mitsubishi Space Star. Manual — part 77
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DIESEL FUEL –
Troubleshooting
13D-7
INSPECTION CHART FOR DIAGNOSIS CODES
Caution
Check that the engine-ECU earth circuit is normal before checking for the cause of the problem.
Code No.
Diagnosis item
Reference page
11
Crank angle sensor system
13D-8
12
Camshaft position sensor system
13D-9
13
Accelerator pedal position sensor (1st channel) system
13D-10
14
Accelerator pedal position sensor (2nd channel) system
13D-11
15
Fuel pressure sensor system
13D-12
16
Boost sensor system
13D-13
17
Barometric pressure sensor system
13D-14
18
Air flow sensor system
13D-15
19
Engine coolant temperature sensor system
13D-16
21
Fuel temperature sensor system
13D-17
22
Intake air temperature sensor system
13D-18
23
EGR valve position sensor system
13D-19
24
Glow relay box system
13D-20
25
Immobilizer system
13D-21
26
EGR valve system
13D-22
27
Turbocharger waste gate solenoid system
13D-23
28
Fuel pressure regulator system
13D-24
29
No. 1 injector system
13D-25
31
No. 2 injector system
13D-25
32
No. 3 injector system
13D-26
33
No. 4 injector system
13D-26
34
Glow plug system
13D-27
35
Vehicle speed sensor system
13D-27
36
Fuel pressure system
13D-28
37
Throttle valve control solenoid system
13D-29
38
Engine-ECU
13D-30
40
Additional heater relay system
13D-30
41
Fan control relay (low) system
13D-31
42
Stop lamp switch system
13D-31
43
Clutch pedal switch system
13D-32
44
Power latch system
13D-32
45
Main relay system
13D-33
46
Power supply system
13D-34
47
ECU alimentation
13D-34
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DIESEL FUEL –
Troubleshooting
13D-8
INSPECTION PROCEDURE FOR DIAGNOSIS CODES
Code No. 11 Crank angle sensor system
Probable cause
Range of Check
During engine running
Set Conditions
Sensor output voltage does not change (no pulse signal input)
or
Sensor output value is 5,000 r/min or more for 1 second
Malfunction of the crank angle sensor
Improper connector contact, open circuit or
short-circuited harness wire of the crank angle
sensor circuit
Malfunction of the engine-ECU
OK
Replace the engine-ECU.
NG
NG
Replace
NG
NG
Repair
NG
NG
MUT-
II
Data list
12 Crank angle sensor (Refer to P.13D-46.)
OK
INTERMITTENT MALFUNCTIONS
Refer to GROUP 00 – Points to Note for Intermittent Malfunctions*
NG
Check the crank angle sensor (Refer to P.13D-54.)
OK
Check the following connectors: A-114, A-121
NG
Repair
NG
NG
OK
Check the harness wire between the crank angle sensor and
the engine-ECU.
Check trouble symptom.
NG
*:
Refer to ’99 SPACE STAR Workshop Manual (Pub. No. CMXE99E1)
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DIESEL FUEL –
Troubleshooting
13D-9
Code No. 12 Camshaft position sensor system
Probable cause
Range of Check
During engine running
Set Conditions
Sensor output voltage does not change for 0.5 second (no pulse signal
input)
Range of Check
During engine running
Pulse signal detected two or more times
Set Conditions
Not synchronized with crank angle sensor output
or
Crank angle sensor output voltage does not change for 0.5 second (no
pulse signal input)
Malfunction of the camshaft position sensor
Improper connector contact, open circuit or
short-circuited harness wire of the camshaft
position sensor circuit
Malfunction of the engine-ECU
OK
Replace the engine-ECU.
Repair
OK
NG
Replace the engine-ECU.
Repair
NG
Check the harness wire between the camshaft position
sensor and the engine-ECU (sensor signal line).
NG
Check the harness wire between the camshaft position sensor
and the engine-ECU.
NG
OK
Check trouble symptom.
OK
Repair
NG
Check the following connector: A-104
Repair
OK
NG
Check trouble symptom.
(2) NG
Check the following connector: A-120
Check the harness wire between the camshaft position sensor
and the main relay, and repair if necessary.
(1) NG
Measure at the camshaft position sensor connector A-104.
Disconnect the connector and measure at the harness
side.
(1) Voltage between and earth (Ignition switch: ON)
OK: System voltage
(2) Continuity between and earth
OK: Continuity
NG
Replace the camshaft position sensor.
Check trouble symptom.
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DIESEL FUEL –
Troubleshooting
13D-10
Code No. 13 Accelerator pedal position sensor (1st
channel) system
Probable cause
Range of Check
Ignition switch: ON
Set Conditions
Sensor output voltage is 200 mV or less
or
Sensor output voltage is 4,750 mV or more
Malfunction of the accelerator pedal position
sensor (1st channel)
Improper connector contact, open circuit or
short-circuited harness wire of the accelerator
pedal position sensor (1st channel) circuit
Malfunction of the engine-ECU
OK
Replace the engine-ECU.
NG
Repair
Check the harness wire between the accelerator pedal
position sensor and the engine-ECU (sensor signal line).
NG
OK
Check trouble symptom.
Repair
NG
OK
Check the following connectors: B-89, B-93, A-122
Replace the engine-ECU.
OK
Repair
NG
Check the harness wire between the accelerator pedal
position sensor and the engine-ECU.
NG
OK
Check trouble symptom.
Repair
NG
NG
Check the following connectors: B-89, A-122
Measure at the accelerator pedal position sensor connector B-93.
Disconnect the connector and measure at the harness
side.
Voltage between 3 and earth (Ignition switch: ON)
OK: 4.8 – 5.2 V
Continuity between 5 and earth
OK: Continuity
OK
Replace
NG
Check the accelerator pedal position sensor (1st channel)
(Refer to P.13D-52.)
NG
OK
MUT-
II
Data list
09 Accelerator pedal position sensor (1st channel)
(Refer to P.13D-46.)
INTERMITTENT MALFUNCTIONS
Refer to GROUP 00 – Points to Note for Intermittent
Malfunctions*
*:
Refer to ’99 SPACE STAR Workshop Manual (Pub. No. CMXE99E1)
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