Mazda 6 2002, Workshop Manual

Page: 288 / 1248

F–158
ON-BOARD DIAGNOSTIC
End Of Sie
DTC P0704
A6E397001089W02
14 VERIFY TROUBLESHOOTING OF DTC P0703
COMPLETED
•
Make sure to reconnect all disconnected
connectors.
•
Clear DTC from memory using WDS or
equivalent.
•
Drive vehicle 30 km/h {18.6 mph} or more .
•
Depress and release brake pedal more than 8
times while driving vehicle.
•
Is PENDING CODE the same as DTC
present?
Yes Replace PCM, then go to next step.
(See F–43 PCM REMOVAL/INSTALLATION .)
No Go to next step.
15 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 P0704 Clutch switch circuit malfunction
DETECTION
CONDITION
•
PCM monitors changes in input voltage from clutch switch. If PCM does not detect PCM terminal 1R
voltage changes while running vehicle with vehicle speed
below 30 km/h {19mph} 8 times alternately,
PCM determines that clutch switch circuit has malfunction.
Diagnostic support note
•
This is a continuous monitor (CCM).
•
MIL illuminates if PCM detects the above malfunction condition in two consecutive drive cycles or in one
drive cycle while the DTC for the same malfunction has been stored in the PCM.
•
PENDING CODE is available if PCM detects the above malfunction condition during first drive cycle.
•
FREEZE FRAME DATA is available.
•
DTC is stored in PCM memory.
POSSIBLE
CAUSE
•
Clutch switch malfunction
•
Poor connection of clutch switch connector or PCM connector.
•
Short to ground between clutch switch terminal B and PCM connector terminal 1R.
•
Open harness between clutch switch terminal B and PCM connector terminal 1R.
•
Open harness between ground and clutch switch terminal D.
•
PCM malfunction