Mazda Mazda6 Workshop Manual Supplement page 271

STEP
2 INSPECT POOR CONNECTION OF
ACCELERATOR POSITION SENSOR NO.1
CONNECTOR
• Turn engine switch to OFF.
• Inspect for poor connection (damaged, pulled-
out terminals, corrosion, etc.).
• Is there any malfunction?
3 INSPECT ACCELERATOR POSITION SENSOR
NO.1 CIRCUIT FOR SHORT EACH OTHER
• Turn engine switch to OFF.
• Inspect continuity between accelerator position
sensor terminals A and B
• Is there continuity?
4 INSPECT ACCELERATOR POSITION SENSOR
NO.1
• Inspect accelerator position sensor No.1.
(See F2–72 ACCELERATOR POSITION
SENSOR INSPECTION)
• 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 ACCELERATOR POSITION SENSOR
NO.1 CIRCUIT FOR OPEN
• Turn engine switch to OFF.
• Inspect continuity between following
harnesses:
— Accelerator position sensor terminal B and
PCM terminal 10.
— Accelerator position sensor terminal D and
PCM terminal 91.
• Is there continuity?
7 VERIFY TROUBLESHOOTING OF DTC P0123
COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Clear DTC from PCM memory using WDS or
equivalent.
• Perform KOEO/KOER self-test.
(See F2–86 KOEO/KOER SELF-TEST
PROCEDURE)
• 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
PROCEDURE)
Yes Repair or replace suspected terminal, go to Step 7.
No Go to next step.
Yes Repair or replace harness for short each other, go to Step
7.
No Go to next step.
Yes Replace accelerator position sensor, 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
F2–119
F2