| Circuit diagram |

Removal 1. Remove the negative (-) battery terminal. 2. Remove the driver seat in the car. (Refer to Body - "Front Seat") 3. Remove the IMS module (A) after loosening 3 screws in the bottom of seat.
Inspection 1. Disconnect the IMS control switch connector. 2. With the power IMS control switch in each position, make sure that continuity exists between the terminals below.
Description 1. The ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor resistance will increase with lower temperature, and decrease with higher temperatures.
Inspection 1. Press the OFF switch more then 4 times within 2 seconds while pressing the MODE switch. DisplayFail description00Normal23Auto defog sensor OPEN24Auto defog sensor SHORT43Defog door potentiometer OPEN/SHORT44Defog door potentiometer * Diagnostic procedure refer to DTC code.