Honda Accord: In-car Temperature Sensor Test
NOTE: Before testing the sensor, check for HVAC DTCs (see page 21-101).
1. Remove the in-car temperature sensor (see page 21-184).
2. Test the in-car temperature sensor while holding it in front of the dashboard center vent.
• Measure the resistance with the system set to Max Cool.
• Measure the resistance with the system set to Max Hot.
3. Compare the resistance reading between terminals No. 1 and No. 2 of the in-car temperature sensor with the specifications shown in the graph; the resistance should be within the specifications for whatever the ambient temperature is.
IN-CAR TEMPERATURE SENSOR

4. If the resistance is not as specified, replace the in-car temperature sensor (see page 21-184).
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 B1241.
Before performing any other troubl ...
In-car Temperature Sensor
Replacement
1. Remove the driver's inner dashboard trim (see page
20-167).
2. Disconnect the connector (A), and remove the in-car
temperature sensor (B) from the air hose (C).
3. Install the sensor in the ...
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 ...
DTC Troubleshooting Index
NOTE: Before you troubleshoot record all freeze data and any on-board
snapshot with the HDS, and review General
Troubleshooting Information (see page 14-4).
NOTE:
*1: The DTC in parentheses is ...
Special Tools
...