Honda Accord 2008 Manual page 442

07/11/02 09:04:57 61TA0000_110_0123
DTC P0325: Knock Sensor Circuit Malfunction
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. Start the engine. Hold the engine speed at
3,000 rpm without load (A/T in P or N, M/T in
neutral) until the radiator fan comes on, then let it
idle.
4. Hold the engine speed between 3,000 4,000 rpm
for at least 10 seconds.
5. Check for Temporary DTCs or DTCs with the HDS.
Is DT C P0325 indicated?
YES − Go to step 6.
NO − Intermittent failure, the system is OK at this
time. Check for poor connections or loose terminals
at the knock sensor and the ECM/PCM.
6. Turn the ignition switch to LOCK (0).
7. Jump the SCS line with the HDS.
8. Disconnect the knock sensor 1P connector
(see page 11-229).
9. Disconnect ECM/PCM connector C (49P).
10. Check for continuity between ECM/PCM connector
terminal C46 and body ground.
−
Is there continuity?
YES −
PCM (C46) and the knock sensor, then go to step 14.
NO − Go to step 11.
11. Connect the knock sensor 1P connector terminal to
body ground with a jumper wire.
ＴＡ０８ＡＥＡＫ７２１０００９０３２５ＦＡＡＴ３０
ECM/PCM CONNECTOR C (49P)
KS (RED/BLU)
Terminal side of female terminals
Repair short in the wire between the ECM/
KNOCK SENSOR 1P CONNECTOR
KS (RED/BLU)
JUMPER WIRE
Wire side of female terminals
＊０１
＊０２
(cont'd)
11-123