Subaru Legacy BN/BS (2015-2019) Service Manual: Hvac system (diagnostics)
Subaru Legacy BN/BS (2015-2019) Service Manual / Hvac system (diagnostics)
- Basic diagnostic procedure procedure
- Clear memory mode operation
- Diagnostic procedure for subaru select monitor communication communication for initializing impossible
- Diagnostics with phenomenon inspection
- Electrical component location location
- Inspection mode procedure
- List of diagnostic trouble code (dtc) list
- Read diagnostic trouble code (dtc) operation
- Subaru select monitor operation
- Control module i o signal
- Diagnostic procedure with diagnostic trouble code (dtc)
- Dtc u0002 can communication error
- Dtc b1430 in-vehicle (post evaporator) temperature sensor circuit open
- Dtc u0028 heater control panel communication error
- Dtc u0073 control module communication bus off
- Dtc b14b4 seat heater thermistor circuit short-circuit (driver)
- Dtc b14b3 seat heater thermistor circuit open (passenger)
- Dtc b14b2 seat heater thermistor circuit short-circuit (driver)
- Dtc b14b1 seat heater thermistor circuit open (driver)
- Dtc b14a8 compressor break-in malfunction low refrigerant
- Dtc b14a7 variable solenoid valve circuit
- Dtc b14a6 refrigerant flow sensor circuit short-circuit
- Dtc b14a5 refrigerant flow sensor circuit open
- Dtc b14a4 refrigerant pressure sensor circuit short-circuit
- Dtc b14a3 refrigerant pressure sensor circuit open
- Dtc b14a2 sunload sensor circuit short-circuit
- Dtc b14a1 sunload sensor circuit low/open
- Dtc b144a rear vent door actuator circuit stuck
- Dtc b1449 rear vent door actuator circuit short-circuit
- Dtc b1448 rear vent door actuator circuit open
- Dtc b1446 air mix door actuator circuit stuck (driver)
- Dtc b1443 mode door actuator circuit stuck
- Dtc b1442 air mix door actuator circuit short-circuit (driver)
- Dtc b1441 air mix door actuator circuit stuck (passenger)
- Dtc b1440 air mix door actuator circuit open (driver)
- Dtc b1439 mode door actuator circuit short-circuit
- Dtc b1438 mode door actuator circuit open
- Dtc b1437 air mix door actuator circuit short-circuit (passenger)
- Dtc b1436 air mix door actuator circuit open (passenger)
- Dtc b1435 evaporator temperature sensor circuit short-circuit
- Dtc b1434 evaporator temperature sensor circuit open
- Dtc b1433 ambient temperature sensor circuit short-circuit (air-conditioner)
- Dtc b1432 ambient temperature sensor circuit open (air-conditioner)
- Dtc b1431 in-vehicle (post evaporator) temperature sensor circuit short-circuit
- General description
- Read current data
- System operation check mode
Installation
1. Install the throttle body to the intake manifold.NOTE:Use a new gasket.Tightening torque:8 N·m (0.8 kgf-m, 5.9 ft-lb)2. Connect the connector (A) to the throttle position sensor, and connect ...
Basic diagnostic procedure procedure
NOTE:When the sunload sensor check is performed indoors or in the shade, it could be diagnosed as sensor having an open circuit. Always perform the inspection in direct sunlight.STEPCHECKYESNO1.START ...
Other materials:
Dtc b16a9 short in front sub sensor lh
DIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Short circuit between front sub sensor LH circuit and other sensor circuitWIRING DIAGRAM:NOTE:For the coupling connector, refer to “WIRING SYSTEM”.Airbag system Airbag System > WIRING DIAGRAMSTEPCHECKYESN ...
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