Acura TSX / Honda Accord CL. Manual — part 362

Fig. 10: Identifying Under-Dash Fuse/Relay Box Components

UNDER-HOOD FUSE/RELAY BOX

REMOVAL & INSTALLATION

Removal

1. Make sure you have the anti-theft codes for the radio and the navigation system, then write down the

frequencies for the radio's preset buttons.

2. Disconnect the battery negative cable, then disconnect the positive cable, and wait at least 3 minutes.

2004 Acura TSX

2004 ELECTRICAL Fuse/Relay Boxes - TSX

3. Remove the under-hood multi-relay box (Canada) from the under-hood fuse/relay box.

4. Remove the screws (A) from the alternator and battery cable terminals.

5. Remove the two mounting bolts (B) from the under-hood fuse/relay box.

6. Remove the under cover from the under-hood fuse/relay box.

7. Disconnect the connectors from the under-hood fuse/relay box.

2004 Acura TSX

2004 ELECTRICAL Fuse/Relay Boxes - TSX

2004 Acura TSX

2004 ELECTRICAL Fuse/Relay Boxes - TSX

Fig. 11: Removing The Under-Hood Fuse/Relay Box

Installation

1. Connect the connectors to the under-hood fuse/relay box, then install the under-hood fuse/relay box in the

reverse order of removal.

2. Install the removed parts in the reverse order of removal.

3. Connect the both positive cable and negative cable to the battery.

4. Do the ECM/PCM idle learn procedure (see ECM/PCM IDLE LEARN PROCEDURE ).

5. Do the power window control unit reset procedure (see RESETTING THE POWER WINDOW ).

6. Enter the anti-theft codes for the radio and navigation system, then enter the customer's radio station

presets.

7. Confirm that all systems work properly.

DTC TROUBLESHOOTING

DTC TROUBLESHOOTING INDEX

DTC B1055, B1056, B1057, B1058, B1059, B1060, B1061, B1062 & B1063: Relay Control Module Lost Communication

1. Clear the DTCs using the Honda Diagnostic System (HDS).

2. Cycle the ignition switch OFF then ON.

3. Check for DTCs by selecting the DTCs MENU (DTCs) from the HDS.

Is DTC B1055, B1056, B1057, B1058, B1059, B1060, B1061, B1062 and/or B1063 indicated?

YES: Go to step 4.

NO: Intermittent failure, the F-CAN communication line is OK at this time.

4. Check for DTCs other than those listed above.

Are any other DTCs present?

YES: Go to step 5.

DTC

Description

B1055

Relay Control Module Lost Communication With MICU

B1056

Relay Control Module Lost Communication With MICU

B1057

Relay Control Module Lost Communication With MICU (Door Switch Message)

B1058

Relay Control Module Lost Communication With Door Multiplex Control Unit (Door Lock

Switch Message)

B1059 Relay Control Module Lost Communication With Door Multiplex Control Unit (Panic Message)
B1060

Relay Control Module Lost Communication With Gauge Control Module (VSP/NE Message)

B1061

Relay Control Module Lost Communication With Gauge Control Module (A/T Message)

B1062

Relay Control Module Lost Communication With Combination Switch Control Unit (Headlight

Switch Message)

B1063

Relay Control Module Lost Communication With Combination Switch Control Unit (Wiper

Switch Message)

2004 Acura TSX

2004 ELECTRICAL Fuse/Relay Boxes - TSX