LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2008 >> Highlander Base, AWD >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> HVAC DTCS >> Hybrid >> Automatic A/C System
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Automatic A/C System

AUTOMATIC A/C SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC Description
B1411 Room Temperature Sensor Circuit
B1412 Ambient Temperature Sensor Circuit
B1413 Evaporator Temperature Sensor Circuit
B1417 Rear Evaporator Temperature Sensor Circuit
B1419 Rear Room Temperature Sensor Circuit
B1421 Solar Sensor Circuit (Passenger Side)
B1423 Pressure Sensor Circuit
B1424 Solar Sensor Circuit (Driver Side)
B1441 Air Mix Damper Control Servo Motor Circuit (Passenger Side)
B1442 Air Inlet Damper Control Servo Motor Circuit
B1443 Air Outlet Damper Control Servo Motor Circuit
B1446 Air Mix Damper Control Servo Motor Circuit (Driver Side)
B1447 Rear Air Mix Damper Control Servo Motor Circuit
B1449 Rear Air Outlet Damper Control Servo Motor Circuit
B1497 BUS IC Communication Malfunction
B1499 Multiplex Communication Circuit
B1462 Room Humidity Sensor Circuit
B1471 A/C Inverter High Voltage Power Resource System Malfunction
B1472 A/C Inverter High Voltage Output System Malfunction
B1473 A/C Inverter Start-up Signal System Malfunction
B1474 A/C Inverter Malfunction
B1475 A/C Inverter Cooling/Heating System Malfunction
B1476 A/C Inverter Load System Malfunction
B1477 A/C Inverter Low Voltage Power Resource System Malfunction
B1498 Communication Malfunction (A/C Inverter Local)
P0AA6 Hybrid Battery Voltage System Isolation Fault