Mazda Mazda6 Workshop Manual Supplement page 301

STEP
2 INSPECT POOR CONNECTION OF IDLE
SWITCH CONNECTOR
• Turn engine switch to OFF.
• Inspect for poor connection (damaged, pulled-
out terminals, corrosion, etc.).
• Is there any malfunction?
3 INSPECT IDLE SWITCH GND CIRCUIT FOR
OPEN
• Turn engine switch to OFF.
• Inspect continuity between idle switch terminal
B and body GND.
• Is there continuity?
4 INSPECT IDLE SWITCH
• Inspect idle switch.
(See F2–70 IDLE SWITCH
• Is there any malfunction?
5 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?
6 INSPECT IDLE SWITCH SIGNAL CIRCUIT FOR
OPEN
• Turn engine switch to OFF.
• Inspect continuity between idle switch terminal
A and PCM terminal 31.
• Is there continuity?
7 VERIFY TROUBLESHOOTING OF DTC P0510
COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Clear DTC from PCM memory using WDS or
equivalent.
• Start engine.
• Is same DTC present?
8 VERIFY AFTER REPAIR PROCEDURE
• Perform "After Repair Procedure".
(See F2–86 AFTER REPAIR
• Is there any DTC present?
End Of Sie
ON-BOARD DIAGNOSTIC
INSPECTION
INSPECTION)
PROCEDURE)
Yes Repair or replace suspected terminal, go to Step 7.
No Go to next step.
Yes Go to next step.
No Repair or replace harness for open, go to Step 7.
Yes Replace idle switch, go to Step 7.
(See F2–44 ACCELERATOR PEDAL COMPONENT
DISASSEMBLY/ASSEMBLY)
No Go to next step.
Yes Repair or replace suspected terminal, go to Step 7.
No Go to next step.
Yes Go to next step.
No Repair or replace harness for open, go to next step.
Yes Replace PCM, go to next step.
(See F2–64 PCM REMOVAL/INSTALLATION)
No Go to next step.
Yes Go to applicable DTC inspection.
(See F2–87 DTC TABLE)
No Troubleshooting completed.
ACTION
F2–149
F2