ON-BOARD DIAGNOSTIC
F2–149
F2
End Of Sie
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?
Yes Repair or replace suspected terminal, go to Step 7.
No Go to next step.
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?
Yes Go to next step.
No Repair or replace harness for open, go to Step 7.
4 INSPECT IDLE SWITCH
• Inspect idle switch.
(See F2–70 IDLE SWITCH INSPECTION)
• Is there any malfunction?
Yes Replace idle switch, go to Step 7.
(See F2–44 ACCELERATOR PEDAL COMPONENT
DISASSEMBLY/ASSEMBLY)
No Go to next step.
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?
Yes Repair or replace suspected terminal, go to Step 7.
No Go to next step.
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?
Yes Go to next step.
No Repair or replace harness for open, go to next step.
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?
Yes Replace PCM, go to next step.
(See F2–64 PCM REMOVAL/INSTALLATION)
No Go to next step.
8 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
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