Honda Accord 2008 Manual page 494

07/11/02 09:09:14 61TA0000_110_0175
DTC P2184: ECT Sensor 2 Circuit Low 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. Check ECT SENSOR 2 in the DATA LIST with the
HDS.
Is about 356 °F ( 180 °C) or more, or 0.08 V or less
indicated?
−
YES Go to step 3.
NO − Intermittent failure, the system is OK at this
time. Check for poor connections or loose terminals
at ECT sensor 2 and the ECM/PCM.
3. Turn the ignition switch to LOCK (0).
4. Disconnect the ECT sensor 2 2P connector.
5. Turn the ignition switch to ON (II).
6. Check ECT SENSOR 2 in the DATA LIST with the
HDS.
Is about 356 °F ( 180 °C) or more, or 0.08 V or less
indicated?
−
YES Go to step 7.
NO − Go to step 11.
7. Turn the ignition switch to LOCK (0).
8. Jump the SCS line with the HDS.
9. Disconnect ECM/PCM connector A (49P).
10. Check for continuity between ECT sensor 2 2P
connector terminal No. 1 and body ground.
ECT SENSOR 2 2P CONNECTOR
ECT2 (YEL/RED)
Wire side of female terminals
Is there continuity?
YES − Repair short in the wire between ECT sensor
2 and the ECM/PCM (A34), then go to step 13.
NO − Go to step 18.
11. Turn the ignition switch to LOCK (0).
12. Replace ECT sensor 2 (see page 11-228).
13. Reconnect all connectors.
14. Turn the ignition switch to ON (II).
15. Reset the ECM/PCM with the HDS.
16. Do the ECM/PCM idle learn procedure (see page
11-343).
ＴＡ０８ＡＥＡＫ７２１０００９２１８４ＦＡＡＴ００
＊０１
(cont'd)
11-175