Subaru Crosstrek manuals

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

CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)

DTC U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE

NOTE:

Refer to “LAN SYSTEM (DIAGNOSTICS)” for diagnostic procedures. Basic Diagnostic Procedure">

1. OUTLINE OF DIAGNOSIS

Detect malfunction of CAN communication.

Judge as NG when CAN communication with VDCCM is not possible.

2. EXECUTION CONDITION

Secondary Parameters

Execution condition

12 V battery system voltage

≥ 10 V

Measured turbine shaft speed

> 0 rpm

or

Transmission range

Drive or Reverse

3. DIAGNOSTIC METHOD

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

Judgment Value

Malfunction Criteria

Threshold Value

CAN data from Vehicle Dynamics Control Module

Lost

Time Needed for Diagnosis: 0.5 seconds

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

Dtc u0100 lost communication with ecm/pcm a
CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0100 LOST COMMUNICATION WITH ECM/PCM “A”NOTE:Refer to “LAN SYSTEM (D ...

Dtc u0140 lost communication with body control module
CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0140 LOST COMMUNICATION WITH BODY CONTROL MODULENOTE:Refer to “LAN SYSTEM (DIAGN ...

Other materials:

Removal
CONTINUOUSLY VARIABLE TRANSMISSION(TR580) > Transfer ClutchREMOVAL1. Remove the transmission assembly from the vehicle. Automatic Transmission Assembly > REMOVAL">2. Remove the extension case. Extension Case > REMOVAL">3. Remove the transfer clutch assembly.4. Remove the t ...

Removal
SUNROOF/T-TOP/CONVERTIBLE TOP (SUNROOF) > Sunroof SwitchREMOVAL1. Disconnect the ground cable from battery. NOTE">2. Remove the light assembly - map. (Models without EyeSight) Spot Map Light > REMOVAL">3. Remove the stereo camera cover assembly. (Models with EyeSight) Stereo ...

Before driving
Make certain that you and all of your passengers are wearing seatbelts. Carry some emergency equipment, such as a towing rope or chain, a shovel, wheel blocks, first aid kit and cell phone or citizens band radio. Secure all cargo carried inside the vehicle and make certain that it i ...

© 2016-2021 Copyright www.sucross.com