Honda Accord 2008 Manual page 462

07/11/02 09:05:53 61TA0000_110_0143
DTC P0563: ECM/PCM Power Source Circuit
Unexpected Voltage
NOTE: Before you troubleshoot, record all freeze data
and any on-board snapshot, and review the general
troubleshooting information (see page 11-3).
1. Turn the ignition switch to ON (II).
2. Clear the DTC with the HDS.
3. Turn the ignition switch to LOCK (0).
4. Wait 10 seconds.
5. Turn the ignition switch to ON (II).
6. Check for Temporary DTCs or DTCs with the HDS.
Is DT C P0563 indicated?
−
YES Go to step 7.
NO − Intermittent failure, the system is OK at this
time. Check for poor connections or loose terminals
at PGM-FI main relay 1 and the ECM/PCM.
7. Turn the ignition switch to LOCK (0).
8. Jump the SCS line with the HDS.
9. Disconnect ECM/PCM connector A (44P).
10. Measure voltage between ECM/PCM connector
terminal A7 and body ground.
ECM/PCM CONNECTOR A (49P)
MRLY (RED/BLK)
Terminal side of female terminals
Is there battery voltage?
YES − Go to step 13.
−
NO Go to step 11.
11. Remove PGM-FI main relay 1 (A) from the under-
hood fuse/relay box.
A
ＴＡ０８ＡＥＡＫ７２１０００９０５６３ＦＡＡＴ３０
＊０１
＊０２
(cont'd)
11-143