Honda Accord: Evaporator Temperature Sensor Test
NOTE: Before testing the sensor, check for HVAC DTCs (see page 2 1 - 9).
1. Remove the evaporator temperature sensor (see page 21-67).
2. Dip the sensor in ice water, and measure the resistance between its terminals.
EVAPORATOR TEMPERATURE SENSOR

Terminal side of male terminals
3. Pour warm water on the sensor, and check for a change in the resistance.
4. Compare the resistance readings with the specifications shown in the graph; the resistance should be within the specifications.

5. If the resistance is not as specified, replace the evaporator temperature sensor (see page 21-67).
A/C Signal Circuit Troubleshooting
NOTE:
• If the blower motor does not run at all speeds, the A/C
compressor will be inoperative. Run the
self-diagnostic function, and check for DTC 12. Before
performing any other troubleshoo ...
Power Transistor Test
1. Remove the passenger's dashboard undercover (see
page 20-170).
2. Disconnect the 4P connector from the power
transistor.
3. Measure the resistance between terminals No. 3 and
No. 4 of the ...
See also:
ECT Sensor 2 Replacement
1. Remove the front splash shield, (see page 20-291)
2. Drain the engine coolant (see page 10-6).
3. Disconnect the ECT sensor 2 connector (A), then
remove ECT sensor 2 (B).
4. Install ECT sen ...
Starting the Engine
1. Apply the parking brake.
2. In cold weather, turn off all
electrical accessories to reduce
the drain on the battery.
3. Manual transmission:
Press the clutch pedal down all the
way. The ST ...
Shift Solenoid Valve Test,
Replacement, and Shift Solenoid
Wire Harness Replacement
1. Connect the HDS to the DLC (A) located under the
driver's side of the dashboard.
2. Turn the ignition switch to ON (II). Make sure the HDS
communicates with the PCM. If it does not go to the
...