Honda Civic manuals

Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0164 lost communication with hvac control module

NOTE:

Refer to “LAN SYSTEM (DIAGNOSTICS)” for diagnostic procedure. Basic Diagnostic Procedure

1. OUTLINE OF DIAGNOSIS

Detect malfunction of CAN communication.

Judge as NG when CAN communication failure occurs with the A/C control panel.

2. EXECUTION CONDITION

Secondary Parameters

Execution condition

Turbine shaft speed

> 0 rpm

or

D range switch

ON

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 A/C control panel

Lost

Time Needed for Diagnosis: 2 seconds

Dtc u0401 invalid data received from ecm/pcm "a"
NOTE:Refer to “LAN SYSTEM (DIAGNOSTICS)” for diagnostic procedure. Basic Diagnostic Procedure1. OUTLINE OF DIAGNOSIS (ENGINE TYPE FB)• Detect malfunction of CAN communication.• ...

Dtc u0155 lost communication with instrument panel cluster (ipc) control module
NOTE:Refer to “LAN SYSTEM (DIAGNOSTICS)” for diagnostic procedure. Basic Diagnostic Procedure1. OUTLINE OF DIAGNOSIS• Detect malfunction of CAN communication.• Judge as NG whe ...

Other materials:

Specification
1. DATA COMMUNICATION MODULE (DCM)Terminal No.DescriptionMeasuring conditionStandardA1 — — — A2 — — — A3LED GREEN — — A4 ←> Chassis groundi-buttoni-button OFF > ON1 M- or more > less than 1 -A5 ←> Chassis groundSOS buttonSOS button OFF > ON1 M- or more > less than 1 -A ...

© 2017-2024 Copyright www.sulegacy.com