Honda Accord: A/C Condenser Fan Circuit Troubleshooting
NOTE: • Do not use this troubleshooting procedure if the radiator fan and/or the A/C compressor is inoperative.
Refer to the symptom troubleshooting index.
• Before doing symptom troubleshooting, check for powertrain DTCs (see page 11-3).
1. Check the No. 5 (20 A) and No. 21 (7.5 A) fuses in the under-hood fuse/relay box.
Are the fuses OK? YES
-Go to step 2.
NO
-Replace the fuse(s), and recheck. If the fuse(s) blow again, check for a short in the No. 5 (20 A) fuse and the No. 21 (7.5 A) fuse circuits.
2. Test the A/C condenser fan relay (see page 22-94).
is the relay OK? YES
-Go to step 3.
NO
-Replace the relay circuit board.
3. Disconnect the A/C condenser fan motor 2P connector.
4. Disconnect under-hood fuse/relay box connector C (14P).
5. Check for continuity between under-hood fuse/relay box connector C (5P) terminal No. 3 and A/C condenser fan motor 2P connector terminal No. 2.
UNDER-HOOD FUSE/RELAY BOX CONNECTOR C (5P)
Wire side of female terminals
A/C CONDENSER FAN MOTOR 2P CONNECTOR
Wire side of female terminals
Is there continuity? YES
-Go to step 6.
NO
-Repair an open in the wire between the under-hood fuse/relay box and the A/C condenser fan motor.
6. Check for continuity between A/C condenser fan motor 2P connector terminal No. 1 and body ground.
A /C CONDENSER FAN MOTOR 2P CONNECTOR
Wire side of female terminals
Is there continuity? YES
-Replace the A/C condenser fan motor (see page 10-13).
NO
-Check for an open in the wire between the A/C condenser fan motor and body ground. If the wire is OK, check for poor ground at G302 (see page 22-30).
HVAC Control Power and Ground Circuit Troubleshooting
1. Check the No. 16 (7.5 A) fuse in the driver's under-dash fuse/ relay box. Is the fuse OK? YES-Go to step 2. NO-Replace the fuse, and recheck. If the fuse blows again, check for a short in ...Radiator and A/C Condenser Fan Common Circuit Troubleshooting
NOTE: • Do not use this troubleshooting procedure if only one fan is inoperative, or if the A/C compressor is inoperative. Refer to the symptom troubleshooting index. • Before doing s ...See also:
DTC Troubleshooting
DTC B1775: Microphone input/Output Short to
Power/Open
NOTE: If you are troubleshooting multiple DTCs, be sure
to follow the instructions in B-CAN system diagnosis test
mode A (see page 22-134).
...
Charging System Indicator
Charging System
Indicator
If the charging system indicator
comes on brightly when the engine
is running, the battery is not being
charged.
Immediately turn off all electrical
accessories ...
Transmission Number
Transmission Type
88E5: 5-speed Manual
B90A: 5-speed Automatic
Serial Number
1000001-: B90A
8000001-: 88E5 ...