Honda Accord 2008 Manual page 589

07/11/02 09:13:32 61TA0000_110_0270
Electronic Throttle Control System
DTC Troubleshooting (cont'd)
21. Check for continuity between ECM/PCM connector
terminal A25 and body ground.
＊０７
Is there continuity?
YES
−
NO
PCM (A25) and APP sensor B, then go to step 24.
22. Turn the ignition switch to LOCK (0).
23. Replace the accelerator pedal module (see page
11-280).
24. Reconnect all connectors.
25. Turn the ignition switch to ON (II).
26. Reset the ECM/PCM with the HDS.
27. Do the ECM/PCM idle learn procedure (see page
11-343).
28. Check for Temporary DTCs or DTCs with the HDS.
Is DT C P2127 indicated?
YES
terminals at APP sensor B and the ECM/PCM, then
go to step 1.
NO −
Temporary DTCs or DTCs are indicated, go to the
indicated DTC's troubleshooting.
11-270
ECM/PCM CONNECTOR A (49P)
VCC5 (BRN)
Terminal side of female terminals
− Go to step 30.
Repair open in the wire between the ECM/
− Check for poor connections or loose
Troubleshooting is complete. If any other
29. Turn the ignition switch to LOCK (0).
30. Reconnect all connectors.
31. Update the ECM/PCM if it does not have the latest
software (see page 11-231), or substitute a known-
good ECM/PCM (see page 11-7).
32. Check for Temporary DTCs or DTCs with the HDS.
Is DT C P2127 indicated?
YES − Check for poor connections or loose
terminals at APP sensor B and the ECM/PCM. If the
ECM/PCM was updated, substitute a known-good
ECM/PCM (see page 11-7), then recheck. If the
ECM/PCM was substituted, go to step 1.
NO − If the ECM/PCM was updated, troubleshooting
is complete. If the ECM/PCM was substituted,
replace the original ECM/PCM (see page 11-232). If
any other Temporary DTCs or DTCs are indicated,
go to the indicated DTC's troubleshooting.