Subaru Crosstrek manuals

Subaru Crosstrek Service Manual: Dtc u0122 lost communication with vehicle dynamics control module

Subaru Crosstrek Service Manual / Engine (diagnostics)(h4do) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0122 lost communication with vehicle dynamics control module

ENGINE (DIAGNOSTICS)(H4DO) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)

DTC U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE

NOTE:

For the diagnostic procedure, refer to LAN section. Basic Diagnostic Procedure">

1. OUTLINE OF DIAGNOSIS

Detect malfunction of CAN communication.

Judge as NG when CAN communication failure between TCM, VDC CM and combination meter has occurred.

2. COMPONENT DESCRIPTION

(Common Specifications)

CAN Protocol 2.0 B (Active)

Frame Format: 11 Bit ID Frame (Standard Frame)

Conforms to ISO11898

Communication Speed: 500 kbps

3. EXECUTION CONDITION

Secondary Parameters

Execution condition

Battery voltage

≥ 10.9 V

4. GENERAL DRIVING CYCLE

Perform the diagnosis continuously after starting the engine.

5. DIAGNOSTIC METHOD

Judge as NG when the following conditions are established.

Judgment Value

Malfunction Criteria

Threshold Value

CAN data from vehicle dynamics control module

= Lost

Time Needed for Diagnosis: 500 ms

Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.

Dtc p0560 system voltage
ENGINE (DIAGNOSTICS)(H4DO) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC P0560 SYSTEM VOLTAGEDTC DETECTING CONDITION:Immediately at fault recognitionCAUTION:After servicing or replac ...

Dtc p000a "a" camshaft position slow response bank 1
ENGINE (DIAGNOSTICS)(H4DO) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC P000A "A" CAMSHAFT POSITION SLOW RESPONSE BANK 1NOTE:For the diagnostic procedure, refer to DTC P00 ...

Other materials:

Electrical component location Location
POWER ASSISTED SYSTEM (POWER STEERING) (DIAGNOSTICS) > Electrical Component LocationLOCATION(1)Steering gearbox(3)STEERING warning light(5)VDCCM&H/U(2)Power steering control module(4)Engine control module (ECM)(6)Data link connector (for Subaru Select Monitor)• U5 and U6 models• C ...

Installation
EXTERIOR/INTERIOR TRIM > Roof TrimINSTALLATIONCAUTION:• For installation of the stereo camera cover assembly, refer to “INSTALLATION”, “Stereo Camera” in the “EyeSight” section and observe the precautions for installation. Stereo Camera > INSTALLATION ...

Dtc p0604 internal control module random access memory (ram) error
CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC P0604 INTERNAL CONTROL MODULE RANDOM ACCESS MEMORY (RAM) ERRORDTC DETECTING CONDITION:Detected when two consecutive driving cycles with fault occur.TROUBLE SYMPTOM:TCM RAM malfunctionSTEP ...

© 2016-2024 Copyright www.sucross.com