Skip to content

Fault code

Loading

Loading the fault code…

Home
Golf VII · 1.2 TSICurrent vehicle

Vehicles and knowledge

Vehicles and knowledge

Garage
Sources

Settings

Volkswagen Golf VII1.2 TSI · 77 kW

Engine code CJZA
Production 2012–2015
6-speed manual
Drivetrain FWD
Configuration: VIN decoded

Engine code CJZAProduction 2012–20156-speed manualDrivetrain FWDConfiguration: VIN decodedConfiguration: VINVIN decoded

Overview
Parts
Procedures
Torque
Fluids
Maintenance
Diagnostics
Wiring
Specs
Bulletins
Locations
Connectors
Sources

Overview
Parts
Procedures
Torque
Fluids
Maintenance
Diagnostics
Wiring
Specs
Bulletins
Locations
Connectors
Sources

MoreMore

OverviewOverviewPartsPartsProceduresProceduresTorqueTorqueFluidsFluidsMaintenanceMaintenanceDiagnosticsDiagnosticsWiringWiringSpecsSpecsBulletinsBulletinsLocationsLocationsConnectorsConnectorsSourcesSources

ExampleExample data, not a real vehicle

Overview
Parts
Procedures
Torque
Fluids
Maintenance
Diagnostics
Wiring
Specs
Bulletins
Locations
Connectors
Sources

Diagnostics
Body

U0140, Lost communication with body control module

Lost communication with body control module

Severity: MediumExample

Module: Body
Type: Generic (SAE)
Applicability: All configurations
Source: Codes · U0140

Conditions for setting Placeholder: ignition on, fault present for the debounce time.

Diagnostic steps

Preliminary checks. There is no guided test for this code in the example data.

Example

Preliminary checks

Read and note all stored codes and freeze-frame data.
Check the relevant connectors and harness visually.
Clear the codes and repeat the conditions for setting.
Work through the possible causes in order.

The related wiring and procedures are listed belowalongside.

Possible causes

In the order the source lists them, with no likelihoods.

Example

Body control module supply or ground fault
Data bus wiring fault

Wiring

Energy managementStarting & charging · sheet 3 · MX-WD-5G-02

Procedures

No procedure linked to this code in the example data.

Service bulletins

No bulletin mentions this code.

Home
Vehicle
Garage