F-Can Circuit Troubleshooting - Honda Accord 2008 Manual

07/11/02 09:10:10 61TA0000_110_0196
PGM-FI System

F-CAN Circuit Troubleshooting

1. Turn the ignition switch to LOCK (0).
2. Jump the SCS line with the HDS.
3. Disconnect ECM/PCM connector A (49P).
4. Measure resistance between ECM/PCM connector
terminals A3 and A4.
＊０１
Is there about 88 111
YES
−
NO
11-196
ECM/PCM CONNECTOR A (49P)
CANH (WHT) CANL (RED)
Terminal side of female terminals
− ?
− Go to step 39.
Go to step 5.
5. Disconnect these connectors:
• Gauge control module 32P (see page 22-332).
• VSA modulator-control unit 36P (see page
19-141).
• Yaw rate-lateral acceleration sensor 5P (see page
19-138).
• SRS unit A (28P) (see page 24-223).
• TPMS control unit (20P) (see page 18-85).
• Navigation unit A (32P) (if equipped) (see page
23-240).
6. Check for continuity between ECM/PCM connector
terminals A3 and A4.
ECM/PCM CONNECTOR A (49P)
CANH (WHT) CANL (RED)
Terminal side of female terminals
Is there continuity?
YES − Repair short in the wires between ECM/PCM
connector terminals A3 and A4.
NO − Go to step 7.
ＴＡ０８ＡＥ４Ａ２０３２６９２６９３５ＦＡＡＴ００
＊０２