Mitsubishi FUEL Manual page 32

13A-32
Code No. P0325 Detonation sensor system
Range of Check
D Engine: Two seconds after the engine has been started
Set Conditions
D Changes in sensor output voltage (detonation sensor peak voltage per 1/2
crankshaft rotation) in 200 consecutive cycles are 0.06 V or less.
Check the following connector: B-34
Measure at the detonation sensor connector B-34.
D Disconnect the connector and measure at the harness
side.
D The resistance between terminal 2 and earth
OK: 2 W or less
Check the following connector: C-40 <M/T>, C-175 <A/T>
Check the harness wire between the detonation sensor and
the engine-ECU <M/T> or engine-A/T-ECU <A/T>.
Check the trouble symptoms.
Replace the detonation sensor.
Check the trouble symptoms.
Replace the engine-ECU <M/T> or engine-A/T-ECU <A/T>.
Code No. P0335 Crank angle sensor system
Range of Check
D Engine is cranking
Set Conditions
D Sensor output voltage does not change for 4 seconds (no pulse signal input).
MPI <4G6> -
OK
OK
OK
OK
NG
NG
Troubleshooting
Probable cause
D Malfunction of the detonation sensor
D Open or short circuit in the detonation sensor
circuit or loose connector contact
D Malfunction of engine-ECU <M/T>
D Malfunction of engine-A/T-ECU <A/T>
NG
Repair
NG
Check the harness wire between the detonation sensor and
earth, and repair if necessary.
NG
Repair
NG
Repair
OK
Intermittent malfunction
(Refer to GROUP 00 - Points to Note for Intermittent
Malfunctions.)
Probable cause
D Malfunction of the crank angle sensor.
D Open or short circuit in the crank angle sensor
circuit or loose connector contact.
D Malfunction of engine-ECU <M/T>
D Malfunction of engine-A/T-ECU <A/T>