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:
ATF Replacement
NOTE: Keep all foreign particles out of the transmission.
1. Park the vehicle on level ground.
2. Warm up the engine to normal operating temperature
(the radiator fan comes on), and turn the en ...
Low Oil Pressure Indicator Circuit Troubleshooting (Short)
1. Connect the Honda Diagnostic System (HDS) to the
data link connector (DLC) (see step 2 on page 11-3).
2. Turn the ignition switch to ON (II).
3. Make sure the HDS communicates with the vehic ...