Acura TSX / Honda Accord CL. Manual - part 251

Fig. 5: Checking For Continuity Between The No. 5 Terminal Of The Relay Control Module 10P 
Connector And Body Ground 

Is there continuity? 

YES - Repair a short in the GRN/WHT wire. 

NO - Faulty relay control module; replace the under-hood fuse/relay box. 

DTC B1077: WINDSHIELD WIPER (AS) SIGNAL ERROR 

1. Clear the DTCs using the HDS.  

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

3. Turn the wiper switch to INT, LOW, then HIGH for at least 2 seconds each.  

4. Check for DTCs using the HDS. 

 

2004 Acura TSX 

2004 ACCESSORIES & EQUIPMENT Wipers/Washers - TSX

  

 

Is DTC B1077 indicated? 

YES - Go to step 5. 

NO - Intermittent failure. The windshield wiper system is OK at this time. Check pinfits and connections.

5. Turn the ignition switch ON (II).  

6. Select WINDSHIELD WIPERS from the HDS and enter the DATA LIST.  

7. Turn the windshield wiper switch ON.  

8. Check the ON/OFF information of the Windshield Wiper Switch (INTERMITTENT), Windshield Wiper 

Switch (LOW), and Windshield Wiper Switch (HIGH) in the DATA LIST at each wiper switch position. 

Is the information indicator ON at each switch position? 

YES - Go to step 9. 

NO - Go to step 17. 

9. Select FUNCTIONAL. TEST from the TEST MODE MENU, and operate the windshield wiper motor 

with Windshield Wiper Switch (LOW) and Windshield Wiper Switch (HIGH). 

Does the windshield wiper motor run? 

YES - Go to step 10. 

NO - Go to step 18. 

10. Turn the windshield wiper switch OFF, and stop the wiper arms at the park position. (If the wiper arms do 

not stop at the park position, turn the ignition switch OFF and stop them at the park position correctly.)  

11. Turn the ignition switch ON (II). 

Do the wipers begin to run as soon as the ignition switch is cycled ON? 

YES - Go to step 16. 

NO - Go to step 12. 

12. Check the ON/OFF information of the Windshield Wiper Motor PARK Switch in the DATA LIST. 

Is the information indicator OFF? 

YES - Go to step 13. 

NO - Faulty relay control module; replace the under-hood fuse/relay box. 

13. Turn the ignition switch ON (II), and turn the windshield wiper switch ON at low speed. 

 

2004 Acura TSX 

2004 ACCESSORIES & EQUIPMENT Wipers/Washers - TSX

  

 

14. Check the ON/OFF information of the Windshield Wiper Motor PARK Switch in the DATA LIST. 

Does the DATA LIST information indicate ON and OFF alternately as the wipers pass the PARK 
position? 

YES - Intermittent failure, the windshield wiper system is OK at this time. Check pinfits and connections.

NO - Go to step 15. 

15. Check for continuity between the No. 4 terminal of the windshield wiper motor 5P connector and No. 5 

terminal of the under-hood fuse/relay box 5P connector J. 

Fig. 6: 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 - Faulty windshield wiper motor; replace it.

NO - Repair an open in the WHT wire. 

16. Check for continuity between the No. 5 terminal of the under-hood fuse/relay box 5P connector J and 

body ground. 

Fig. 7: Checking For Continuity Between The No. 5 Terminal Of The Under-Hood Fuse/Relay Box 
5P Connector J And Body Ground 

Is there continuity? 

YES - Repair a short in the WHT wire. 

NO - Faulty windshield wiper motor; replace it. 

17. Check the No. 7 (10A), No. 11 (30A) and No. 21 (7.5A) fuses in the under-dash fuse/relay box. 

Are the fuses OK? 

 

2004 Acura TSX 

2004 ACCESSORIES & EQUIPMENT Wipers/Washers - TSX