Mazda Mazda6 - Page 305

ON-BOARD DIAGNOSTIC
F2–153
F2
End Of Sie
2 INSPECT POOR CONNECTION OF CRUISE
CONTROL SWITCH CONNECTOR
• Turn engine switch to OFF.
• Inspect for poor connection (damaged, pulled-
out terminals, corrosion, etc.).
• Is there any malfunction?
Yes Repair or replace suspected terminal, go to Step 9.
No Go to next step.
3 INSPECT CRUISE CONTROL SWITCH SIGNAL
CIRCUIT FOR SHORT TO GND
• Turn engine switch to OFF.
• Inspect continuity between cruise control
switch terminal B and body GND.
• Is there continuity?
Yes Repair or replace harness for short to GND, go to Step 9.
No Go to next step.
4 INSPECT CRUISE CONTROL SWITCH CIRCUIT
FOR SHORT WITH EACH OTHER
• Turn engine switch to OFF.
• Inspect continuity between cruise control
switch terminals B and C.
• Is there continuity?
Yes Repair or replace harness for short with each other, go to
Step 9.
No Go to next step.
5 INSPECT CRUISE CONTROL SWITCH SIGNAL
CIRCUIT FOR OPEN
• Turn engine switch to ON. (Engine OFF)
• Inspect voltage at cruise control switch terminal
B (harness side).
• Is voltage below 1.0 V?
Yes Repair or replace harness for open, go to Step 9.
No Go to next step.
6 INSPECT CRUISE CONTROL SWITCH
• Inspect cruise control switch.
• Is there any malfunction?
Yes Replace cruise control switch, go to Step 9.
No Go to next step.
7 INSPECT POOR CONNECTION OF PCM
CONNECTOR
• Turn engine switch to OFF.
• Inspect for poor connection (damaged, pulled-
out terminals, corrosion, etc.).
• Is there any malfunction?
Yes Repair or replace suspected terminal, go to Step 9.
No Go to next step.
8 INSPECT CRUISE CONTROL SWITCH GND
CIRCUIT FOR OPEN
• Turn engine switch to OFF.
• Inspect continuity between cruise control
switch terminal C and PCM terminal 91.
• Is there continuity?
Yes Go to next step.
No Repair or replace harness for open, go to next step.
9 VERIFY TROUBLESHOOTING OF DTC P0564
COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Clear DTC from PCM memory using WDS or
equivalent.
• Start engine.
• Is same DTC present?
Yes Replace PCM, go to next step.
(See F2–64 PCM REMOVAL/INSTALLATION)
No Go to next step.
10 VERIFY AFTER REPAIR PROCEDURE
• Perform “After Repair Procedure”.
(See F2–86 AFTER REPAIR PROCEDURE)
• Is there any DTC present?
Yes Go to applicable DTC inspection.
(See F2–87 DTC TABLE)
No Troubleshooting completed.
STEP INSPECTION ACTION