Toyota Tacoma (2015-2018) Service Manual: Engine Immobiliser
- Certification Ecu
- Engine Immobiliser System(w/ Smart Key System)
- Parts Location
- Precaution
- System Description
- System Diagram
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Registration
- Diagnosis System
- Dtc Check / Clear
- Terminals Of Ecu
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Engine Immobiliser System Incorrect Assembly (B279C95)
- Antenna Coil Open / Short (B2784)
- Engine Immobiliser System Signal (Some Circuit Quantity, Reported via Serial Data) Invalid (B279986)
- Malfunction of ID-BOX Recognition (B278D)
- Engine Immobiliser System Circuit Short to Battery (B279A12)
- Short to GND in Immobiliser System Power Source Circuit (B278A)
- Security Indicator Light Does not Blink
- Immobiliser System does not Operate Properly
- Engine Immobiliser System(w/o Smart Key System)
- Parts Location
- Precaution
- System Description
- System Diagram
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Registration
- Diagnosis System
- Dtc Check / Clear
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Theft Deterrent System Communication Line High Fixation (B279A,B279A12)
- Theft Deterrent System Presence Detection (B279C,B279C95)
- Engine Immobiliser System Malfunction (B2799,B279986)
- Push Switch / Key Unlock Warning Switch Malfunction (B2780)
- Antenna Coil Open / Short (B2784)
- Transponder Chip Malfunction (B2793,B2794,B2797,B2798)
- Engine does not Start because No Initial Combustion
- Engine does not Start but Initial Combustion Occurs
- Key Cannot be Registered
- Security Indicator Light Does not Blink
- Transponder Key Amplifier
- Transponder Key Ecu
Tonneau Cover Assembly
Removal
REMOVAL
PROCEDURE
1. REMOVE TOP COVER SUB-ASSEMBLY
(a) Open the cover.
(b) Remove the bolt and top cover sub-assembly.
2. REMOVE RE ...
Certification Ecu
Components
COMPONENTS
ILLUSTRATION
Installation
INSTALLATION
PROCEDURE
1. INSTALL CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Install the certification ECU (smart key ECU assembly) wit ...
Other materials:
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
NOTICE:
In the table below, the values listed under "Normal Condition" are reference
values. Do not depend solely on these reference values when deciding whether a part
is faulty or not.
HINT:
Using the Techstream to read the Data List allows t ...
Runnable Signal Malfunction (B2286,P0335)
DESCRIPTION
These DTCs are stored when the engine speed signal sent by the ECM via direct
line and the engine speed signal sent via CAN communication do not match.
HINT:
When the cable is disconnected and reconnected to the negative (-) battery terminal,
the power source mode returns to the s ...
Check Bus 2 Lines for Short Circuit
DESCRIPTION
There may be a short circuit between the CAN main bus lines and/or CAN branch
lines when the resistance between terminals 18 (CA4H) and 17 (CA4L) of the central
gateway ECU (network gateway ECU) is below 54 Ω.
Detection Item
Trouble Area
Resi ...
