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:
Diagnosis System
DIAGNOSIS SYSTEM
1. CHECK DLC3
(a) The vehicle's ECU uses the ISO 9141-2 for communication protocol. The terminal
arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format.
Symbols (Terminal No.)
Terminal Description
Condition
...
Monitor Drive Pattern
MONITOR DRIVE PATTERN
1. TEST MONITOR DRIVE PATTERN FOR ECT
CAUTION:
Perform this drive pattern on a level surface and strictly observe the posted
speed limits and traffic laws while driving.
HINT:
Performing this drive pattern is one method to simulate the ECM (ECT) malfunction
detection c ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the engine immobiliser system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
...
