Toyota Venza manuals

Toyota Venza: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

HINT:

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

  • Inspect the fuses and relays before troubleshooting the areas shown in the table below.
Wireless Door Lock Control System

DTC Code

Detection Item

Trouble Area

See page

B1242

Wireless Door Lock Tuner Circuit Malfunction

1. Wire harness or connector

2. Door control receiver

3. Certification ECU (Smart key ECU assembly)


Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any p ...

Wireless Door Lock Tuner Circuit Malfunction (B1242)
DESCRIPTION The door control receiver is used to receive electrical waves relating to the entry functions of the smart key system. The certification ECU (smart key ECU assembly) decodes the reque ...

Other materials about Toyota Venza:

ECU Power Source Circuit
DESCRIPTION This is the power source for the tire pressure warning ECU. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the tire pressure warning ECU, read the transmitter IDs stored in the old ECU using the Techstream and writ ...

Rear seats
Seatback angle adjustment lever Pull up the lever until the lock is completely released. Folding down the rear seatbacks  - Before folding down the rear seatbacks Stow the seat belt buckles and lower the head restraints to the lowest position. ...

Security Horn Circuit
DESCRIPTION When the theft deterrent system is switched from the armed state to the alarm sounding state, the main body ECU (driver side junction block assembly) controls the security horn. WIRING DIAGRAM PROCEDURE 1. PERFORM A ...

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