Acura TSX / Honda Accord CL. Manual — part 663

Fig. 70: Checking For Continuity Between The No. 6 Terminal Of Audio-HVAC Display
Panel Connector B (16P) & Body Ground

CONDENSER FAN CIRCUIT TROUBLESHOOTING

1. Check the No. 9 (20A) fuse in the under-hood fuse/relay box, and the No. 30 (7.5A) fuse in the under-

dash fuse/relay box.

Are the fuses OK?

YES: Go to step 2.

NO: Replace the fuse(s), and recheck.

2. Remove the condenser fan relay from the under-hood fuse/relay box, and test it (see POWER RELAY

TEST ).

Is the relay OK?

YES: Go to step 3.

NO: Replace the condenser fan relay.

3. Measure the voltage between the No. 1 terminal of the condenser fan relay 4P socket and body ground.

NOTE:

Do not use this troubleshooting procedure if the radiator fan and/or the
compressor is inoperative, refer to the symptom troubleshooting index.

2004 Acura TSX

2004 AUTOMATIC A/C SYSTEMS Climate Control System - TSX

Is there battery voltage?

YES: Go to step 4.

NO: Replace the under-hood fuse/relay box.

Fig. 71: Measuring The Voltage Between The No. 1 Terminal Of The Condenser Fan Relay
4P Socket & Body Ground

4. Connect the No. 1 and No. 2 terminals of the condenser fan relay 4P socket with a jumper wire.

Does the condenser fan run?

YES: Go to step 5.

NO: Go to step 8 .

2004 Acura TSX

2004 AUTOMATIC A/C SYSTEMS Climate Control System - TSX

Fig. 72: Connecting The No. 1 & No. 2 Terminals Of The Condenser Fan Relay 4P Socket
With A Jumper Wire

5. Disconnect the jumper wire.

6. Turn the ignition switch ON (II).

7. Measure the voltage between the No. 3 terminal of the condenser fan relay 4P socket and body ground.

Is there battery voltage?

YES: Replace the under-hood fuse/relay box.

NO: Repair open in the BLK/YEL wire between the No. 30 fuse in the under-dash fuse/relay
box and the condenser fan relay.

2004 Acura TSX

2004 AUTOMATIC A/C SYSTEMS Climate Control System - TSX

Fig. 73: Measuring The Voltage Between The No. 3 Terminal Of The Condenser Fan Relay
4P Socket & Body Ground

8. Disconnect the jumper wire.

9. Disconnect the condenser fan 2P connector.

10. Check for continuity between the No. 2 terminal of the condenser fan relay 4P socket and the No. 2

terminal of the condenser fan 2P connector.

Is there continuity?

YES: Go to step 11.

NO: Repair open in the wire between the condenser fan relay and the condenser fan.

2004 Acura TSX

2004 AUTOMATIC A/C SYSTEMS Climate Control System - TSX