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:
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE SHIFT LOCK RELEASE BUTTON COVER
(a) Using a screwdriver with its tip wrapped in protective tape, detach the 2
claws to remove the shift lock release button cover from the console upper panel
sub-assembly.
Text in Illustration
*a
Protect ...
XM Tuner Antenna Disconnected (B15FE,B15FF)
DESCRIPTION
These DTCs are stored when a malfunction occurs in the antenna assembly with
holder which is connected to the radio and display receiver assembly.
DTC No.
DTC Detection Condition
Trouble Area
B15FE
The antenna assembly with ...
Reassembly
REASSEMBLY
CAUTION / NOTICE / HINT
NOTICE:
When installing, coat the parts indicated by the arrows with power steering fluid
(See page ).
PROCEDURE
1. INSTALL VANE PUMP HOUSING OIL SEAL
(a) Coat a new vane pump housing oil seal lip with power steering fluid.
(b) Using SST and a press, in ...
