Mazda 6 2002, Руководство по ремонту

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F–88
ON-BOARD DIAGNOSTIC
End Of Sie
DTC P0108
A6E397001084W12
5 INSPECT MAP SENSOR SIGNAL AND
GROUND CIRCUIT FOR SHORT EACH OTHER
•
Check continuity between MAP sensor
terminals D and A (harness-side).
•
Is there continuity?
Yes Repair or replace suspected harness, then go to next step.
No Go to next step.
6 VERIFY TROUBLESHOOTING OF DTC P0107
COMPLETED
•
Make sure to reconnect all disconnected
connectors.
•
Turn ignition key to ON (Engine OFF).
•
Clear DTC from memory using WDS or
equivalent.
•
Perform KOEO/KOER self-test.
(See
F–66 KOEO/KOER SELF-TEST .)
•
Is same DTC present?
Yes Replace PCM, then go to next step.
(See F–43 PCM REMOVAL/INSTALLATION .)
No Go to next step.
7 VERIFY AFTER REPAIR PROCEDURE
•
Perform “After Repair Procedure”.
(See
F–66 AFTER REPAIR PROCEDURE .)
•
Is there any DTC present?
Yes Go to applicable DTC troubleshooting.
(See F–67 DTC TABLE .)
No Troubleshooting completed.
STEP INSPECTION ACTION
DTC P0108 MAP sensor circuit high input
DETECTION
CONDITION
•
PCM monitors input voltage from MAP sensor when intake air temperature is above 10
°
C {50
°
F} . If input
voltage at PCM terminal 1J is above 4.9V , PCM determines that MAP sensor circuit has malfunction.
Diagnostic support note
•
This is a continuous monitor (CCM).
•
MIL illuminates if PCM detects the above malfunction condition during first drive cycle.
•
PENDING CODE is available if PCM detects the above malfunction condition.
•
FREEZE FRAME DATA is available.
•
DTC is stored in the PCM memory.
POSSIBLE
CAUSE
•
MAP sensor malfunction
•
Connector or terminal malfunction
•
Open circuit in wiring between MAP sensor terminal A and PCM terminal 2H
•
Open circuit in wiring between MAP sensor terminal D and PCM terminal 1J
•
MAP sensor signal circuit shorts to constant voltage supply circuit
•
PCM malfunction