Subaru Crosstrek manuals

Subaru Crosstrek Service Manual: 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 (DIAGNOSTICS)” for diagnostic procedures. Basic Diagnostic Procedure">

1. OUTLINE OF DIAGNOSIS

Detect malfunction of CAN communication.

Judge as NG when CAN communication failure occurs with the ECM.

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 ECM

Lost

Time Needed for Diagnosis: 0.5 seconds

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

Dtc p170a l-range switch
CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC P170A L-RANGE SWITCHDTC DETECTING CONDITION:Immediately at fault recognitionNOTE:Refer ...

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 MODULENOTE:Refer to “LAN S ...

Other materials:

Dtc b2a07 backup battery charge system performance
TELEMATICS SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC B2A07 BACKUP BATTERY CHARGE SYSTEM PERFORMANCEDIAGNOSIS START CONDITION:When ignition switch is ON.DTC DETECTING CONDITION:Backup battery is disconnected for at least 5 seconds when the ignition switch is ...

Select lever
Select lever positions Select lever button With the brake pedal depressed, shift while pressing the select lever button in. Shift while pressing the select lever button in. Shift without pressing the select lever button. The select lever has four positions, "P", "R", "N", ...

Dtc b1000 airbag ecu malfunction
AIRBAG SYSTEM (DIAGNOSTICS) > Diagnostic Chart with Trouble CodeDTC B1000 AIRBAG ECU MALFUNCTIONDIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Airbag control module is faulty.CAUTION:Before performing diagnosis, refer to “CAUTION” in “General ...

© 2016-2025 Copyright www.sucross.com