Toyota Tacoma 2015-2018 Service Manual: 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 "See page" below.
Transponder Key ECU Assembly|
DTC Code |
Detection Item |
See page |
|---|---|---|
|
B2780 |
Push Switch / Key Unlock Warning Switch Malfunction |
|
|
B2784 |
Antenna Coil Open / Short |
|
|
B2793 |
Transponder Chip Malfunction |
|
|
B2794 |
Unmatched Encryption Code |
|
|
B2797 |
Communication Malfunction No. 1 |
|
|
B2798 |
Communication Malfunction No. 2 |
|
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HINT:
The DTCs for the engine immobiliser system are specified below. If other codes are output, check the DTC chart for the SFI system.
ECM|
DTC Code |
Detection Item |
See page |
|---|---|---|
|
B2799*1 |
Engine Immobiliser System Malfunction |
|
|
B279986*2 |
Engine Immobiliser System Signal (Some Circuit Quantity, Reported via Serial Data) Invalid |
|
|
B279A*1 |
Theft Deterrent System Communication Line High Fixation |
|
|
B279A12*2 |
Engine Immobiliser System Circuit Short to Battery |
|
|
B279C*1 |
Theft Deterrent System Presence Detection |
|
|
B279C95*2 |
Engine Immobiliser System Incorrect Assembly |
|
- *1: for 2TR-FE
- *2: for 2GR-FKS
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 ...
Theft Deterrent System Communication Line High Fixation (B279A,B279A12)
DESCRIPTION
If the communication line (EFIO-IMI) to the transponder key ECU assembly is stuck
high (e.g. shorted to +B), the ECM stores this DTC.
DTC No.
DTC Detection Condit ...
Other materials:
Satellite Radio Broadcast cannot be Selected or After Selecting Broadcast, Broadcast
cannot be Added into Memory
CAUTION / NOTICE / HINT
NOTICE:
Some satellite radio broadcasts require payment. A contract must be made between
a satellite radio company and the user. If the contract expires, it will not be
possible to listen to the broadcast.
PROCEDURE
1.
CHECK NAVIGATION RECEIVER ...
Unlock Warning Switch
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT UNLOCK WARNING SWITCH ASSEMBLY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Text in Illustration
*a
Com ...
Trailer Socket
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE TRAILER SOCKET
(a) Disconnect the connector.
(b) Disengage the 2 clips to remove the trailer socket.
Install ...