Subaru Crosstrek Service Manual: List of diagnostic trouble code (dtc) List
AUTO HEADLIGHT BEAM LEVELER SYSTEM (DIAGNOSTICS) > List of Diagnostic Trouble Code (DTC)
LIST
DTC | Item | Content of diagnosis | Reference |
U0073 | CONTROL MODULE COMMUNICATION BUS OFF | Detected when CAN line abnormality is detected. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0073 CONTROL MODULE COMMUNICATION BUS OFF"> |
U0122 | LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE | Detected when CAN data from VDC (vehicle speed signal) does not arrive. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE"> |
U0140 | LOST COMMUNICATION WITH BODY CONTROL MODULE | Detected when CAN data from body integrated unit (headlight ON signal) does not arrive. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0140 LOST COMMUNICATION WITH BODY CONTROL MODULE"> |
B2900 | AHL CONTROL | Detected when an error occurred in auto headlight beam leveler CM. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B2900 AHL CONTROL"> |
B2902 | REAR HEIGHT SENSOR CIRCUIT | Detected when an error occurred in rear vehicle height sensor. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B2902 REAR HEIGHT SENSOR CIRCUIT"> |
B2903 | VDC DATA ERROR | Detected when data from VDC (vehicle speed signal) is abnormal. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B2903 VDC DATA ERROR"> |
Electrical component location Location
AUTO HEADLIGHT BEAM LEVELER SYSTEM (DIAGNOSTICS) > Electrical Component LocationLOCATION(1)Headlight ASSY– Headlight beam leveler actuator(4)Headlight relay (Hi)(7)Combination meter(2)Rear vehic ...
Read diagnostic trouble code (dtc) Operation
AUTO HEADLIGHT BEAM LEVELER SYSTEM (DIAGNOSTICS) > Read Diagnostic Trouble Code (DTC)OPERATION1. On «Start» display, select «Diagnosis».2. On «Vehicle selection» display, input the target veh ...
Other materials:
Basic diagnostic procedure Procedure
BODY CONTROL SYSTEM (DIAGNOSTICS) > Basic Diagnostic ProcedurePROCEDURECAUTION:• Subaru Select Monitor is required for reading DTC, performing diagnosis and reading current data.• Remove foreign matter (dust, water, oil, etc.) from the body integrated unit connector during removal and ...
If you park your vehicle in case of an emergency
When an unexpected situation occurs and you must stop your Subaru Ascent, always
activate the hazard warning flashers to clearly alert other road users, regardless
of whether it is day or night.
Whenever possible, avoid stopping directly on the roadway. Instead, carefully
maneuver your Su ...
Secondary pressure (line pressure) test Inspection
CONTINUOUSLY VARIABLE TRANSMISSION(TR580) > Secondary Pressure (Line Pressure) TestINSPECTIONCAUTION:• Directly after the vehicle has been running or the engine has been idling for a long time, the CVTF is hot. Be careful not to burn yourself.• Make sure no other person is around the ...
