Honda Civic manuals

Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0167 lost communication with immobilizer control module

DTC DETECTING CONDITION:

No data is received from immobilizer.

TROUBLE SYMPTOM:

Immobilizer does not operate normally.

STEPCHECKYESNO

1.CHECK PERFORMING OF BASIC DIAGNOSTIC PROCEDURE.

Was the basic diagnostic procedure performed up to STEP 8-

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0167 LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE

Perform the basic diagnostic procedure. Basic Diagnostic Procedure

2.CHECK DTC.

Check the displayed DTC.

Are DTCs other than U*** displayed-

Perform the diagnosis according to DTC.

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0167 LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE

3.CHECK DTC.

Check the displayed DTC.

Is U0167 a current malfunction-

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0167 LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0167 LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE

4.CHECK DTC.

1) Check CAN communication circuit. CAN Communication Circuit Check

2) Read the DTC using Subaru Select Monitor.

Is U0167 a current malfunction-

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0167 LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0167 LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE

5.CHECK DTC.

Using the Subaru Select Monitor, read DTC of all the systems.

Is the immobilizer data no-receive detected in several modules-

Replace the immobilizer CM. Immobilizer Control Module

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0167 LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE

6.REPLACE MODULE.

1) Replace the immobilizer CM.

2) Read the DTC using Subaru Select Monitor.

Is U0167 a current malfunction-

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0167 LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE

System is normal.

7.CHECK MODULE.

1) Reinstall the immobilizer CM.

2) Replace the module that the DTC has been detected.

3) Read the DTC using Subaru Select Monitor.

Is U0167 a current malfunction-

Replace the immobilizer CM. Immobilizer Control Module

System is normal.

8.CHECK HARNESS.

1) Shake the harness, and check for poor contact.

2) Read the DTC using Subaru Select Monitor.

Is U0167 a current malfunction-

Repair the poor contact of harness, or replace the harness.

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC U0167 LOST COMMUNICATION WITH IMMOBILIZER CONTROL MODULE

9.CHECK CONNECTOR.

Check the connector used for high speed CAN for poor contact.

Is there poor contact of connector-

Repair the connector that has poor contact, or replace harness.

It is possible that temporary poor communication occurs. Delete the DTC.

Dtc u0426 invalid data received from immobilizer control module
DTC DETECTING CONDITION:Invalid data was transmitted from immobilizer CM.TROUBLE SYMPTOM:Immobilizer does not operate normally.STEPCHECKYESNO1.CHECK PERFORMING OF BASIC DIAGNOSTIC PROCEDURE.Was the ba ...

Dtc u0074 control module communication bus "body-can" off
DTC DETECTING CONDITION:Integrated unit communication is shut down because of high speed CAN error.TROUBLE SYMPTOM:CAN communication is not normal.STEPCHECKYESNO1.CHECK PERFORMING OF BASIC DIAGNOSTIC ...

Other materials:

Basic diagnostic procedure procedure
CAUTION:• 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 installation.• Registration of immobilizer may be needed after the ...

© 2017-2024 Copyright www.sulegacy.com