Acura TSX / Honda Accord CL. Manual — part 20
Fig. 8: Exterior Lights Wiring Diagram (2 Of 2 - Canada)
2004 Acura TSX
2004 ACCESSORIES & EQUIPMENT Exterior Lights - TSX
Fig. 9: Back-Up Lights Wiring Diagram
DTC TROUBLESHOOTING
2004 Acura TSX
2004 ACCESSORIES & EQUIPMENT Exterior Lights - TSX
DTC B1075: HEADLIGHT SIGNAL ERROR
1. Clear the DTCs using the HDS.
2. Turn the headlights switch from the OFF position to the ON position.
3. Check for DTCs using the HDS.
Is DTC B1075 indicated?
YES: Go to step 4.
NO: Intermittent failure, the headlight circuit is OK at this time. Check pin fits and
connections.
4. With the headlight switch OFF, select LIGHTING SYSTEM from the HDS, and enter the DATA LIST.
5. Check the ON/OFF information of the Headlight Switch (BACK-UP) in the DATA LIST.
Is the information indicator OFF?
YES: Go to step 6.
NO: Go to step 10 .
6. Turn the headlight switch ON.
7. Check the ON/OFF information of the Headlight Switch (BACK-UP) in the DATA LIST.
Is the information indicator ON?
YES: Troubleshoot DTC B1278.
NO: Go to step 8.
8. Disconnect the relay control module 10P connector and the wiper/washer switch 8P connector.
9. Check for continuity between the No. 6 terminal of the relay control module 10P connector and the No. 1
terminal of the wiper/washer switch (combination switch control unit) 8P connector.
Is there continuity?
YES: Faulty combination switch control unit; replace the wiper/washer switch.
NO: Repair an open in the WHT wire.
2004 Acura TSX
2004 ACCESSORIES & EQUIPMENT Exterior Lights - TSX
Fig. 10: Checking For Continuity Between The Relay Control Module 10P Connector & The
Wiper/Washer Switch 8P Connector
10. Disconnect the relay control module 10P connector.
11. Check for continuity between the No. 6 terminal of the relay control module 10P connector I and body
ground.
Is there continuity?
YES: Repair a short in the WHT wire.
NO: Faulty combination switch control unit; replace the wiper/washer switch.
2004 Acura TSX
2004 ACCESSORIES & EQUIPMENT Exterior Lights - TSX
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