Mitsubishi MOTORS Lancer Evolution IX 2005, Дополнение к руководству по ремонту

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13A-20 MPI – TROUBLESHOOTING
Measure at the inter-cooler water
spray relay connector C-220
• Undo the connector, and
measure on the harness side
• Voltage across earth 3 and 1
(ignition switch: ON)
OK: battery voltage
Measure at the engine ECU
connector C-50
• Undo the connector, and
measure on the harness side
• Voltage across earth 56
(ignition switch: ON)
OK: battery voltage
Check connector: C-31
Inspect the harness between the
inter-cooler water spray relay and
the inter-cooler water spray motor
• Check if the power supply wire
is cut, has short circuited, or is
damaged
Inspect the harness between the
inter-cooler water spray motor
and earth
• Check if the earth wire is cut, or
damaged
Check connectors C-209,
C-210, C-201 and C-208
Inspect the harness between the
inter-cooler water spray relay and
the ignition switch
• Check if the power supply wire
is damaged
Check connectors C-22 & C-50
Inspect the harness between the
inter-cooler water spray relay and
the engine ECU
• Check if the signal wire is
damaged
Check connector: A-34
Replace the engine ECU
Check the inter-cooler water
spray motor (Ref Section 15:
Intake/Exhaust)
Check connectors C-209, C-210, C-201 and C-208
Inspect the harness between the inter-cooler water spray
relay and the ignition switch
•
Check if the power supply wire is cut or has short circuited
Continued from the previous page
Check the ignition switch (Ref to Section 54)
Check connectors C-22 and C-208
Inspect the harness between the inter-cooler water spray
relay and the engine ECU
•
Check if the signal wire is cut or has short circuited
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
NG
Repair
Repair
Repair
Repair
Repair
Repair
Repair
Repair
Repair
Repair
Repair
Repair