DIAGNOSIS CODE CHART


Code No.
Diagnostic item
Reference page
Service data display contents when diagnosis code is set
B1001
Interior temperature sensor system (short circuit)

25°C
B1002
Interior temperature sensor system (open circuit)

B1011
Ambient temperature sensor system (short circuit)

20°C
B1012
Ambient temperature sensor system (open circuit)

B1021
Air thermo sensor system (short circuit)

-6°C
B1022
Air thermo sensor system (open circuit)

B1041
Potentiometer system for the air mixing damper (short to power supply)

Moved to MAX HOT position
B1042
Potentiometer system for the air mixing damper (short to earth or open circuit)

B1045
Motor drive system for the air mixing damper <LHD>

-
B1045
Motor drive system for the air mixing damper <RHD (Europe)>

-
B1061
Potentiometer system for mode selection damper (short to power supply)

Moved to DEF position
B1062
Potentiometer system for mode selection damper (short to earth or open circuit)

B1065
Motor drive system for mode selection damper

-