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.
|
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) |
|
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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:
Door Mirror Foot Light Circuit
DESCRIPTION
The main body ECU (driver side junction block assembly) controls the door mirror
foot lights.
WIRING DIAGRAM
1. w/o Seat Position Memory:
2. w/ Seat Position Memory:
PROCEDURE
1.
CHECK VEHICLE CONDITION
...
Headlight switch
The headlights can be operated manually or automatically.
Turning the end of the lever turns on the lights as follows.
Type A
The daytime running lights turn
on.
The headlights, parking lights, daytime running lights and so on turn on and
off auto ...
Diagnosis Circuit
DESCRIPTION
This circuit is used to read the DTCs that are output from the transponder key
ECU assembly with the Techstream.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the transponder key ECU assembly is replaced, register the key and ECU commu ...
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