Acura TSX / Honda Accord CL. Manual — part 252

YES - Faulty relay control module; replace the under-hood fuse/relay box.

NO - Replace the blown fuse and recheck the system.

18. Turn the ignition switch OFF, and check the No. 11 (30A) fuse in the under-dash fuse/relay box.

Is the fuse OK?

YES - Go to step 19.

NO - Replace the blown fuse and recheck the system.

19. Turn the ignition switch ON (II).

20. Check for voltage between the No. 2 terminal of the windshield wiper motor 5P connector and body

ground.

Fig. 8: Checking For Voltage Between The No. 2 Terminal Of The Windshield Wiper Motor 5P

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Wipers/Washers - TSX

Connector And Body Ground

Is there battery voltage?

YES - Go to step 21.

NO - Repair an open in the GRN wire.

21. Check for continuity between the No. 3 and No. 5 terminals of the windshield wiper motor 5P connector

and the No. 2 and No. 4 terminals of the under-hood fuse/relay box 5P connector J.

Fig. 9: Checking For Continuity Between The Windshield Wiper Motor 5P Connector And The
Under-Hood Fuse/Relay Box 5P Connector J

Is there continuity?

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Wipers/Washers - TSX

YES - Repair an open in the BLU or YEL wire.

NO - Go to step 22.

22. Perform the wiper motor test (see WIPER MOTOR TEST ).

Does the wiper motor operate correctly?

YES - Faulty relay control module; replace the under-hood fuse/relay box.

NO - Replace the windshield wiper motor.

DTC B1281: WINDSHIELD WIPER SWITCH MIST POSITION CIRCUIT MALFUNCTION, DTC
B1282: WINDSHIELD WIPER SWITCH INT (AUTO) POSITION CIRCUIT MALFUNCTION, DTC
B1283: WINDSHIELD WIPER SWITCH LOW POSITION CIRCUIT MALFUNCTION, DTC B1284:
WINDSHIELD WIPER SWITCH HIGH POSITION CIRCUIT MALFUNCTION

1. Clear the DTCs using the HDS.

2. Cycle the ignition switch to OFF and then back ON (II).

3. Turn the windshield wiper switch in MIST and wait for 2 seconds.

4. Turn the windshield wiper switch OFF and wait for 2 seconds.

5. Turn the windshield wiper switch in INT (AUTO) and wait for 2 seconds.

6. Turn the windshield wiper switch in LOW and wait for 2 seconds.

7. Turn the windshield wiper switch in HIGH and wait for 2 seconds.

8. Check for DTCs using the HDS.

Is DTC B1281, B1282, B1283, or B1284 indicated?

YES - Replace the windshield wiper/washer switch.

NO - Intermittent failure, the windshield wiper/washer switch and the combination switch control unit are
OK at this time. Check pin fits and connections.

WIPER/WASHER SWITCH TEST/REPLACEMENT

1. Remove the dashboard lower cover (see DRIVER'S DASHBOARD LOWER COVER

REMOVAL/INSTALLATION ).

2. Remove the steering column covers (see STEERING COLUMN REMOVAL AND

INSTALLATION ).

3. Disconnect the combination light switch 12P connector (A) and dashboard wire harness 8P connector (B)

NOTE:

The wiper/washer switch is built into the combination switch control unit. For
the wiper/washer test, refer to the combination switch control unit input test
(see WIPER/WASHER SWITCH INPUT TEST ).

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Wipers/Washers - TSX

from the wiper/washer switch (C).

Fig. 10: Removing Wiper/Washer Switch

4. Remove the two screws, then slide out the wiper/washer switch.

WIPER/WASHER SWITCH INPUT TEST

1. Before troubleshooting the wiper/washer system, troubleshoot the B-CAN System Diagnosis Test Mode

A (see page 22-77).

2. Remove the dashboard lower cover (see DRIVER'S DASHBOARD LOWER COVER

2004 Acura TSX

2004 ACCESSORIES & EQUIPMENT Wipers/Washers - TSX