DTC Index: HVAC
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| B10C8-36 | CABIN FAN BRUSHLESS - SIGNAL FREQUENCY TOO LOW |
| B10C8-37 | CABIN FAN BRUSHLESS - SIGNAL FREQUENCY TOO HIGH |
| B1901-11 | DISTRIBUTION DEFROST LEFT MOTOR FEEDBACK-CIRCUIT SHORT TO GROUND |
| B1901-15 | DISTRIBUTION DEFROST LEFT MOTOR FEEDBACK-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1902-11 | DISTRIBUTION DEFROST LEFT MOTOR COMMAND-CIRCUIT SHORT TO GROUND |
| B1902-12 | DISTRIBUTION DEFROST LEFT MOTOR COMMAND-CIRCUIT SHORT TO BATTERY |
| B1902-77 | DISTRIBUTION DEFROST LEFT MOTOR COMMAND-COMMANDED POSITION NOT REACHABLE |
| B1903-11 | DISTRIBUTION DEFROST RIGHT MOTOR FEEDBACK-CIRCUIT SHORT TO GROUND |
| B1903-15 | DISTRIBUTION DEFROST RIGHT MOTOR FEEDBACK-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1904-11 | DISTRIBUTION DEFROST RIGHT MOTOR COMMAND-CIRCUIT SHORT TO GROUND |
| B1904-12 | DISTRIBUTION DEFROST RIGHT MOTOR COMMAND-CIRCUIT SHORT TO BATTERY |
| B1904-77 | DISTRIBUTION DEFROST RIGHT MOTOR COMMAND-COMMANDED POSITION NOT REACHABLE |
| B1905-11 | DISTRIBUTION VENT FLOOR LEFT MOTOR FEEDBACK-CIRCUIT SHORT TO GROUND |
| B1905-15 | DISTRIBUTION VENT FLOOR LEFT MOTOR FEEDBACK-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1906-11 | DISTRIBUTION VENT FLOOR LEFT MOTOR COMMAND-CIRCUIT SHORT TO GROUND |
| B1906-12 | DISTRIBUTION VENT FLOOR LEFT MOTOR COMMAND-CIRCUIT SHORT TO BATTERY |
| B1906-77 | DISTRIBUTION VENT FLOOR LEFT MOTOR COMMAND-COMMANDED POSITION NOT REACHABLE |
| B1907-11 | DISTRIBUTION VENT FLOOR RIGHT MOTOR FEEDBACK-CIRCUIT SHORT TO GROUND |
| B1907-15 | DISTRIBUTION VENT FLOOR RIGHT MOTOR FEEDBACK-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1908-11 | DISTRIBUTION VENT FLOOR RIGHT MOTOR COMMAND-CIRCUIT SHORT TO GROUND |
| B1908-12 | DISTRIBUTION VENT FLOOR RIGHT MOTOR COMMAND-CIRCUIT SHORT TO BATTERY |
| B1908-77 | DISTRIBUTION VENT FLOOR RIGHT MOTOR COMMAND-COMMANDED POSITION NOT REACHABLE |
| B1909-11 | DISTRIBUTION REAR MOTOR FEEDBACK-CIRCUIT SHORT TO GROUND |
| B1909-15 | DISTRIBUTION REAR MOTOR FEEDBACK-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1910-11 | DISTRIBUTION REAR MOTOR COMMAND-CIRCUIT SHORT TO GROUND |
| B1910-12 | DISTRIBUTION REAR MOTOR COMMAND-CIRCUIT SHORT TO BATTERY |
| B1910-77 | DISTRIBUTION REAR MOTOR COMMAND-COMMANDED POSITION NOT REACHABLE |
| B1911-11 | MIXER MOTOR FEEDBACK LEFT SIDE-CIRCUIT SHORT TO GROUND |
| B1911-15 | MIXER MOTOR FEEDBACK LEFT SIDE-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1912-11 | MIXER MOTOR COMMAND LEFT SIDE-CIRCUIT SHORT TO GROUND |
| B1912-12 | MIXER MOTOR COMMAND LEFT SIDE-CIRCUIT SHORT TO BATTERY |
| B1912-77 | MIXER MOTOR COMMAND LEFT SIDE-COMMANDED POSITION NOT REACHABLE |
| B1913-11 | MIXER MOTOR FEEDBACK RIGHT SIDE-CIRCUIT SHORT TO GROUND |
| B1913-15 | MIXER MOTOR FEEDBACK RIGHT SIDE-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1914-11 | MIXER MOTOR COMMAND RIGHT SIDE-CIRCUIT SHORT TO GROUND |
| B1914-12 | MIXER MOTOR COMMAND RIGHT SIDE-CIRCUIT SHORT TO BATTERY |
| B1914-77 | MIXER MOTOR COMMAND RIGHT SIDE-COMMANDED POSITION NOT REACHABLE |
| B1915-11 | RECIRCULATION MOTOR FEEDBACK-CIRCUIT SHORT TO GROUND |
| B1915-15 | RECIRCULATION MOTOR FEEDBACK-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1916-11 | RECIRCULATION MOTOR COMMAND-CIRCUIT SHORT TO GROUND |
| B1916-12 | RECIRCULATION MOTOR COMMAND-CIRCUIT SHORT TO BATTERY |
| B1916-77 | RECIRCULATION MOTOR COMMAND-COMMANDED POSITION NOT REACHABLE |
| B1920-11 | SUN IRRADIATION SENSOR LEFT SIDE-CIRCUIT SHORT TO GROUND |
| B1920-15 | SUN IRRADIATION SENSOR LEFT SIDE-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1921-11 | SUN IRRADIATION SENSOR RIGHT SIDE-CIRCUIT SHORT TO GROUND |
| B1921-15 | SUN IRRADIATION SENSOR RIGHT SIDE-SC TO VBATT OR OC CIRCUIT SHORT TO BATTERY OR OPEN |
| B1924-11 | TREATED AIR TEMPERATURE SENSOR INPUT VENT RIGHT SIDE-CIRCUIT SHORT TO GROUND |
| B1924-15 | TREATED AIR TEMPERATURE SENSOR INPUT VENT RIGHT SIDE-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1925-11 | TREATED AIR TEMPERATURE SENSOR INPUT FLOOR RIGHT SIDE-CIRCUIT SHORT TO GROUND |
| B1925-15 | TREATED AIR TEMPERATURE SENSOR INPUT FLOOR RIGHT SIDE-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1926-11 | TREATED AIR TEMPERATURE SENSOR INPUT VENT LEFT SIDE-CIRCUIT SHORT TO GROUND |
| B1926-15 | TREATED AIR TEMPERATURE SENSOR INPUT VENT LEFT SIDE-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1927-11 | TREATED AIR TEMPERATURE SENSOR INPUT FLOOR LEFT SIDE-CIRCUIT SHORT TO GROUND |
| B1927-15 | TREATED AIR TEMPERATURE SENSOR INPUT FLOOR LEFT SIDE-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1930-11 | EVAPORATOR TEMPERATURE SENSOR-CIRCUIT SHORT TO GROUND |
| B1930-15 | EVAPORATOR TEMPERATURE SENSOR-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1931-11 | INTERNAL TEMPERATURE SENSOR-CIRCUIT SHORT TO GROUND |
| B1931-15 | INTERNAL TEMPERATURE SENSOR-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1935-11 | AIR QUALITY SENSOR-CIRCUIT SHORT TO GROUND |
| B1935-15 | AIR QUALITY SENSOR-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1935-96 | AIR QUALITY SENSOR-COMPONENT INTERNAL FAILURE |
| B1937-64 | HVAC CONTROL PANEL MODULE LIN BUS-SIGNAL PLAUSIBILITY FAILURE |
| B1938-64 | HUMIDITY SENSOR LIN BUS-SIGNAL PLAUSIBILITY FAILURE |
| B1938-96 | HUMIDITY SENSOR LIN BUS-COMPONENT INTERNAL FAILURE |
| B1940-16 | CABIN FAN-CIRCUIT VOLTAGE BELOW THRESHOLD |
| B1940-17 | CABIN FAN-CIRCUIT VOLTAGE ABOVE THRESHOLD |
| B1941-11 | PTC LOW POWER RELAY DRIVING COMMAND OUTPUT-CIRCUIT SHORT TO GROUND |
| B1941-15 | PTC LOW POWER RELAY DRIVING COMMAND OUTPUT-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1942-11 | PTC MEDIUM POWER RELAY DRIVING COMMAND OUTPUT-CIRCUIT SHORT TO GROUND |
| B1942-15 | PTC MEDIUM POWER RELAY DRIVING COMMAND OUTPUT-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1943-11 | PTC HIGH POWER RELAY DRIVING COMMAND OUTPUT-CIRCUIT SHORT TO GROUND |
| B1943-15 | PTC HIGH POWER RELAY DRIVING COMMAND OUTPUT-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1945-11 | EXTERNAL CONTROL VARIABLE DISPLACEMENT COMMAND-CIRCUIT SHORT TO GROUND |
| B1945-15 | EXTERNAL CONTROL VARIABLE DISPLACEMENT COMMAND-CIRCUIT SHORT TO BATTERY OR OPEN |
| B1947-42 | RAM ROM EEPROM ETC INTERNAL FAILURE-GENERAL MEMORY FAILURE |
| B1948-49 | KEYBOARD NA-JAMMED KEY INTERNAL ELECTRONIC FAILURE |
| U0001-87 | CAN LINE-MISSING MESSAGE |
| U0001-88 | CAN LINE-BUS OFF |
| U1700-86 | BODY COMPUTER MODULE (BCM) - SIGNAL INVALID |
| U1700-87 | BODY CONTROL MODULE (BCM) - MISSING MESSAGE |
| U1703-86 | IPC (INSTRUMENT PANEL CLUSTER) - SIGNAL INVALID |
| U1703-87 | INSTRUMENT PANEL CLUSTER (IPC) - MISSING MESSAGE |
| U1724-86 | ENTERTAINMENT TELEMATIC MODULE (ETM) - INVALID SIGNAL |
| U1724-87 | ENTERTAINMENT TELEMATIC MODULE (ETM) - MISSING MESSAGE |