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Home >> Mitsubishi >> 2021 >> RVR ES, AWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Automatic Air Conditioning - (With Diagnostics) >> Automatic A/C Diagnosis >> Diagnostic Trouble Code Chart

Diagnostic Trouble Code Chart

CAUTION: During diagnosis, a DTC associated with another system may be set when the ignition switch is turned on with connector(s) disconnected. After completing the repair, confirm all systems for DTC(s). If DTC(s) are set, erase them all.
Diagnostic trouble code No. Diagnostic item Reference
B10C0  Interior temperature sensor SHT  
B10C1  Interior temperature sensor open
B1003 A/C mode SW Refer to DIAGNOSTIC TROUBLE CODE CHART
B1018 Temperature setting SW
B1021 Blower fan SW
B1031 Air thermo sensor circuit low
B1032 Air thermo sensor circuit high
B1034(1) Ambient temperature sensor low
B1035(1) Ambient temperature sensor high
B1079 A/C refrigerant leak
U0019 Bus error (CAN-B)
U0141 ETACS CAN timeout
U0151 SRS-ABG CAN timeout
U0154 OCM CAN timeout
U0155 Meter CAN timeout
U0168 WCM/F.A.S.T. CAN timeout
U1000 OSS/F.A.S.T._OSS CAN timeout
U1415 Coding not completed/Data fail
(1) The diagnostic trouble codes marked by * are set in the ETACS-ECU.