|
|
|
Content .. 2299 2300 2301 2302 ..
• When Monitored: • Set Condition: Possible Causes (C21) EVAPORATOR TEMPERATURE SENSOR SIGNAL CIRCUIT SHORTED TO GROUND (C21) EVAPORATOR TEMPERATURE SENSOR SIGNAL CIRCUIT SHORTED TO (C121) SENSOR GROUND EVAPORATOR TEMPERATURE SENSOR A/C HEATER CONTROL NOTE: This DTC must be active for the results of this test to be valid. Do not perform this test if this DTC Diagnostic Test 1. CHECK FOR DTC B1031–EVAPORATOR FIN TEMPERATURE SENSOR CIRCUIT LOW WITH Turn the ignition off. Disconnect the Evaporator Temperature Sensor harness connector. Turn the ignition on. With the scan tool, erase HVAC DTCs. Turn the ignition off, wait 10 seconds, and turn the ignition on. With the scan tool, read HVAC DTCs. Does the scan tool display: B1031–EVAPORATOR FIN TEMPER- Yes >> Go To 2 No >> Replace the Evaporator Temperature Sensor in accordance with the Service Information. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 ELECTRICAL/ELECTRONIC CONTROL MODULES/ FRONT CONTROL MODULE - DIAGNOSIS AND TEST- 24 - 238 HVAC - ELECTRICAL DIAGNOSTICS LX |