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DTC Index: HVAC

DIAGNOSTIC CODE INDEX

DTC Description
B1901-11 FRONT-MODE-DOOR-1-SENSOR-CONTROL
B1901-15 FRONT-MODE-DOOR-1-SENSOR-CONTROL
B1902-11 FRONT MODE DOOR 1 ACTUATOR CONTROL-CIRCUIT SHORT TO GROUND
B1902-12 FRONT MODE DOOR 1 ACTUATOR CONTROL-CIRCUIT SHORT TO BATTERY
B1902-77 FRONT-MODE-DOOR-1-CONTROL-COMMAND
B1905-11 MAIN LEFT TEMPERATURE DOOR 1 SENSOR CONTROL-CIRCUIT SHORT TO GROUND
B1905-15 MAIN LEFT TEMPERATURE DOOR 1 SENSOR CONTROL-CIRCUIT SHORT TO BATTERY OR OPEN
B1906-11 MAIN LEFT TEMPERATURE DOOR 1 ACTUATOR CONTROL-CIRCUIT SHORT TO GROUND
B1906-12 MAIN LEFT TEMPERATURE DOOR 1 ACTUATOR CONTROL-CIRCUIT SHORT TO BATTERY OR OPEN
B1906-77 MAIN LEFT TEMPERATURE DOOR 1-COMMANDED POSITION NOT REACHABLE
B1907-11 RIGHT TEMPERATURE DOOR 1 SENSOR CONTROL-CIRCUIT SHORT TO GROUND
B1907-15 RIGHT TEMPERATURE DOOR 1 SENSOR CONTROL-CIRCUIT SHORT TO BATTERY OR OPEN
B1908-11 RIGHT TEMPERATURE DOOR 1 ACTUATOR CONTROL-CIRCUIT SHORT TO GROUND
B1908-12 RIGHT TEMPERATURE DOOR 1 ACTUATOR CONTROL-CIRCUIT SHORT TO BATTERY OR OPEN
B1908-77 RIGHT TEMPERATURE DOOR 1-COMMANDED POSITION NO REACHABLE
B1909-11 RECIRCULATION DOOR CONTROL-CIRCUIT SHORT TO GROUND
B1909-12 RECIRCULATION DOOR CONTROL-CIRCUIT SHORT TO BATTERY
B1909-77 RECIRCULATION DOOR-COMMANDED POSITION NOT REACHABLE
B1912-11 RIGHT PANEL DUCT TEMPERATURE SENSOR-CIRCUIT SHORT TO GROUND
B1912-15 RIGHT PANEL DUCT TEMPERATURE SENSOR-CIRCUIT SHORT TO BATTERY OR OPEN
B1913-11 RIGHT FLOOR DUCT TEMPERATURE SENSOR-CIRCUIT SHORT TO GROUND
B1913-15 RIGHT FLOOR DUCT TEMPERATURE SENSOR-CIRCUIT SHORT TO BATTERY OR OPEN
B1914-11 LEFT PANEL DUCT TEMPERATURE SENSOR-CIRCUIT SHORT TO GROUND
B1914-15 LEFT PANEL DUCT TEMPERATURE SENSOR-CIRCUIT SHORT TO BATTERY OR OPEN
B1915-11 LEFT FLOOR DUCT TEMPERATURE SENSOR - CIRCUIT SHORT TO GROUND
B1915-15 LEFT FLOOR DUCT TEMPERATURE SENSOR-CIRCUIT TO BATTERY OR OPEN
B1919-16 BLOWER MOTOR CONTROL-CIRCUIT VOLTAGE BELOW THRESHOLD
B1919-17 BLOWER MOTOR CONTROL-CIRCUIT VOLTAGE ABOVE THRESHOLD
B1923-42 GENERAL MEMORY FAILURE
B1924-49 CONTROL HEAD - INTERNAL ELECTRONIC FAILURE
B1926-11 MODE/TEMPERATURE DOOR VOLTAGE REFERENCE-CIRCUIT SHORT TO GROUND
B1926-12 MODE/TEMPERATURE DOOR VOLTAGE REFERENCE-CIRCUIT SHORT TO BATTERY
B1928-11 CABIN TEMPERATURE SENSOR-CIRCUIT SHORT TO GROUND
B1928-15 CABIN TEMPERATURE SENSOR-CIRCUIT SHORT TO BATTERY OR OPEN
B1928-31 CABIN TEMPERATURE SENSOR-NO SIGNAL
B1928-96 CABIN TEMPERATURE SENSOR-COMPONENT INTERNAL FAILURE
B1931-11 PTC LOW POWER RELAY DRIVING COMMAND-CIRCUIT SHORT TO GROUND
B1931-15 PTC LOW POWER RELAY DRIVING COMMAND-CIRCUIT SHORT TO BATTERY OR OPEN
B1932-11 PTC HIGH POWER RELAY DRIVING COMMAND-CIRCUIT SHORT TO GROUND
B1932-15 PTC HIGH POWER RELAY DRIVING COMMAND-CIRCUIT SHORT TO BATTERY OR OPEN
U0019-87 CAN B BUS - NO SIGNAL
U0019-88 CAN B BUS OFF
U1700-86 IMPLAUSIBLE DATA RECEIVED FROM BCM
U1700-87 LOST COMMUNICATION WITH BCM
U1701-86 IMPLAUSIBLE DATA RECEIVED FROM PCM
U1701-87 LOST COMMUNICATION WITH PCM
U1703-86 IMPLAUSIBLE DATA RECEIVED FROM IPC
U1703-87 LOST COMMUNICATION WITH IPC