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) <LHD>

25°C
Interior temperature sensor system (short circuit) <RHD>

B1002
Interior temperature sensor system (open circuit) <LHD>

Interior temperature sensor system (open circuit) <RHD>

B1011
Ambient temperature sensor system (short circuit) <LHD>

20°C
Ambient temperature sensor system (short circuit) <RHD>

B1012
Ambient temperature sensor system (open circuit) <LHD>

Ambient temperature sensor system (open circuit) <RHD>

B1021
Air thermo sensor system (short circuit) <LHD>

-6°C
Air thermo sensor system (short circuit) <RHD>

B1022
Air thermo sensor system (open circuit) <LHD>

Air thermo sensor system (open circuit) <RHD>

B1041
Potentiometer system for front air mix damper (short to power supply) <LHD>

Moved to MAX HOT position
Potentiometer system for front air mix damper (short to power supply) <RHD>

B1042
Potentiometer system for front air mix damper (short to earth or open circuit) <LHD>

Potentiometer system for front air mix damper (short to earth or open circuit) <RHD>

B1045
Motor drive system for front air mix damper

-
B1051
Potentiometer system for rear air mix damper (short to power supply) <LHD with dual automatic A/C>

Moved to MAX HOT position
Potentiometer system for rear air mix damper (short to power supply) <RHD with dual automatic A/C>

B1052
Potentiometer system for rear air mix damper (short to earth or open circuit) <LHD with dual automatic A/C>

Potentiometer system for rear air mix damper (short to earth or open circuit) <RHD with dual automatic A/C>

B1055
Motor drive system for rear air mix damper <vehicles with dual automatic A/C>

-
B1061
Potentiometer system for air outlet switching damper (short to power supply) <LHD>

Moved to DEF position
Potentiometer system for air outlet switching damper (short to power supply) <RHD>

B1062
Potentiometer system for air outlet switching damper (short to earth or open circuit) <LHD>

Potentiometer system for air outlet switching damper (short to earth or open circuit) <RHD>

B1065
Motor drive system for air outlet switching damper

-
U1073
Bus off error

-
U1100
Engine-related CAN time-out

-
U1109
ETACS related CAN communication time-out

-
U1120
Engine-related failure data

-