Honda Accord: Symptom Troubleshooting Index
Power Door Locks/Kef less
1. Check for B-CAN DTCs. If any B-CAN DTCs are Indicated, refer to the B-CAN System Diagnosis Test Mode A (see page 22-134) and resolve them first.
2. If the door lock system and the keyless operation do not work, troubleshoot the door locks first.
NOTE: The system does not function when the ignition switch is ON (II).

*: If only one door is not working properly, check that door's lock actuator first, then check the other items listed in this table.

*: If only one door is not working properly, check that door's lock actuator first, then check the other items listed in this table.
DTC Troubleshooting
DTC B1127: Driver's Door Key Cylinder Switch
Malfunction
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). ...
Symptom Troubleshooting
The horn does not sound and/or the
headlights do not flash when the PANIC
button on the transmitter is pressed
NOTE: Before troubleshooting, check the B-CAN DTCs.
any DTCs are indicated, and trou ...
See also:
Parking/Daytime Running Light Bulbs
Parking/daytime running light bulbs are LED type. Have an authorized Honda
dealer
inspect and replace the light bulbs.
...
A/C System Noise Check
• Air conditioning refrigerant or lubricant vapor can
irritate your eyes, nose, o r throat.
• Be careful when connecting service equipment.
• Do not breathe refrigerant or vapor. ...
Tire Pressure Monitoring System (TPMS) -Required Federal Explanation
Each tire, including the spare (if provided), should be checked monthly when
cold and inflated to the inflation pressure recommended by the vehicle
manufacturer on the vehicle placard or tire infl ...