Honda Accord: 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 the No. 16 (7.5 A) fuse circuit.
2. Disconnect the HVAC control unit 24P connector.
3. Turn the ignition switch to ON (II).
4. Measure the voltage between HVAC control unit 24P connector terminal No. 11 and body ground.
HVAC CONTROL UNIT 24P CONNECTOR
Wire side of female terminals
Is there battery voltage? YES
-Go to step 5.
NO
-Repair an open in the wire between the No. 16 (7.5 A) fuse in the driver's under-dash fuse/relay box and the HVAC control unit.
5. Turn the ignition switch to LOCK (0).
6. Check for continuity between HVAC control unit 24P connector terminal No. 23 and body ground.
HVAC CONTROL UNIT 24P CONNECTOR
Wire side of female terminals
Is there continuity? YES
-Check for loose wires or poor connections at the HVAC control unit 24P connector. If the connections are good, substitute a known-good HVAC control unit (see page 21-65), and recheck.
NO
-Check for an open in the wire between the HVAC control unit and body ground. If the wire is OK, check for poor ground at G401 (see page 22-40).
Recirculation Control Motor Circuit Troubleshooting
908-09 models 4-door with A/T and '10 model with AT 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 re ...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 tro ...See also:
Countershaft Inspection
1. Inspect the gear and bearing contact areas for wear
and damage, then measure the countershaft at points
A, B, and C. If any part of the countershaft is less than
the service limit, replace it.
...
Adjust the Front Seats.
Adjust the driver’s seat as far to the
rear as possible while allowing you to
maintain full control of the vehicle.
Have a front passenger adjust their
seat as far to the rear as possible.
...
Clutch Pedal Position Switch
Test
M/T model
1. Disconnect the clutch pedal position switch 3P
connector (A).
2. Remove the clutch pedal position switch (B).
3. Check for continuity between the terminals according
to the table ...