Civic L4-1668cc 1.7L SOHC MFI (2003)
4. Turn the ignition switch ON (II).
5. Measure voltage between DLC terminals No.5 and No.7.
Is there 8.5 V or more?
YES - Go to step 10.
NO - Go to step 6.
6. Turn the ignition switch OFF.
7. Disconnect ECM/PCM connector E (31P). Make sure the OBD II scan tool or Honda PGM Tester is disconnected from the DLC.
8. Check for continuity between DLC terminal No.7 and body ground.
Is there continuity?
YES - Repair short to ground in the wire between DLC terminal No.7 and the ECM/PCM (E23). After repairing the wire, check the DTC with the
OBD II scan tool/Honda PGM Tester and go to the DTC Troubleshooting index. See: Testing and Inspection/Diagnostic Trouble Code
Descriptions
NO - Go to step 9.
9. Check for continuity between DLC terminal No.7 and ECM/PCM terminal E23.
Is there continuity?
