Toyota Venza manuals

Toyota Venza: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

HINT:

If a trouble code is stored during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.

1. CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) DIAGNOSTIC TROUBLE CODE CHART

Certification ECU (Smart Key ECU Assembly)

DTC Code

Detection Item

Trouble Area

See page

B2784

Antenna Coil Open / Short

1. Engine switch

2. Certification ECU (Smart key ECU assembly)


B278A

Short to GND in Immobiliser System Power Source Circuit

1. Wire harness or connector

2. Engine switch

3. Certification ECU (Smart key ECU assembly)


2. ECM DIAGNOSTIC TROUBLE CODE CHART

HINT:

The DTCs for the engine immobiliser system are specified above. If the other codes are output, check the DTC chart for the SFI system.

ECM

DTC Code

Detection Item

Trouble Area

See page

B2799

Engine Immobiliser System Malfunction

1. Wire harness or connector

2. ECM

3. Certification ECU (Smart key ECU assembly)


B279A

Theft Deterrent System Communication Line High Fixation

1. Wire harness or connector

2. ECM

3. Certification ECU (Smart key ECU assembly)


B279C

Theft Deterrent System Presence Detection

ECM


Theft Deterrent System Presence Detection (B279C)
DESCRIPTION If an ECM that is incompatible with the engine immobiliser system is installed, the ECM stores this DTC. DTC No. DTC Detection Condition Trouble Area ...

Theft Deterrent System Communication Line High Fixation (B279A)
DESCRIPTION If the communication line (EFIO - IMI) to the certification ECU (smart key ECU assembly) is stuck high output (e.g. shorted to +B), the ECM stores this DTC. DTC No. ...

Other materials about Toyota Venza:

Installation
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Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION Active torque control 4WD system data can be read in the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs. Therefore ...

Random Access Memory (RAM) (P0604)
MONITOR DESCRIPTION The ECM continuously monitors its internal memory status. This self-check ensures that the ECM is functioning properly. It is diagnosed by internal "mirroring" of the main CPU and sub CPU to detect Random Access Memory (RAM) ...

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