Mazda 6 2002 - Page 436

K62
ON-BOARD DIAGNOSTIC
End Of Sie
4 INSPECT TR SWITCH
• Turn ignition key to OFF.
• Disconnect TR switch connector.
• Inspect for resistance between TR switch
terminals B and C (part-side).
• Is resistance okay?
(See K14 TRANSAXLE RANGE (TR) SWITCH
INSPECTION.)
Yes Go to next step.
No Adjust TR switch, then go to Step 9.
(See K18 TRANSAXLE RANGE (TR) SWITCH
ADJUSTMENT.)
5 INSPECT TR SWITCH SIGNAL CIRCUIT FOR
SHORT TO POWER
• Turn ignition key to ON (engine OFF).
• Measure the voltage between TR switch
terminal C (harness-side) and body ground.
• Is there voltage B+?
Yes Repair or replace harness for short to power, then go to
step 9.
No Go to next step.
6 INSPECT PCM CONNECTOR FOR POOR
CONNECTION
• Disconnect PCM connector.
• Check for poor connection at terminals 1W and
2H (damaged/pulled-out pins, corrosion, etc.).
• Is there malfunction?
Yes Repair or replace terminal, then Go to step 9.
No Go to next step.
7 INSPECT TR SWITCH SIGNAL CIRCUIT FOR
OPEN CIRCUIT
• Check for continuity between TR switch
terminal C (harness-side) and PCM terminal
1W.
• Is there continuity?
Yes Go to next step.
No Repair or replace harness for open, then go to step 9.
8 INSPECT TR SWITCH GROUND CIRCUIT FOR
OPEN CIRCUIT
• Check for continuity between TR switch
terminal B (harness-side) and PCM terminal
2H.
• Is there continuity?
Yes Go to next step.
No Repair or replace harness for open, then go to next step.
9 VERIFY TROUBLESHOOTING OF DTC P0708
COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Clear DTC from memory using WDS or
equivalent.
• Drive vehicle for 100 seconds or more under
following conditions.
 Engine speed (RPM PID) 530 rpm or
above
 Vehicle speed (VSS PID) 20 km/h {12 mph}
or above
• Is pending code present?
Yes Replace PCM, then go to next step.
(See F43 PCM REMOVAL/INSTALLATION.)
No No concern is detected. Go to next step.
10 VERIFY AFTER REPAIR PROCEDURE
• Perform After Repair Procedure.
(See K52 AFTER REPAIR PROCEDURE.)
• Are any DTCs present?
Yes Go to applicable DTC inspection.
No Troubleshooting completed.
STEP INSPECTION ACTION