LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Lexus
>>
1998
>>
LS 400
>>
Repair and Diagnosis
>>
Body & Frame
>>
Door Locks
>>
Engine Immobilizer System
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Engine Immobilizer System
Expand All (for easy ctrl-f)
Collapse All
Description & Operation
Programming
New Transponder Key Code Programming
Additional Master Key Programming
Using Brake & Accelerator Pedal
Using LEXUS Scan Tool
Additional Sub Key Programming
Using Brake & Accelerator Pedal
Using LEXUS Scan Tool
Erasure Of Transponder Key Code
Using Brake & Accelerator Pedal
Using LEXUS Scan Tool
Trouble Shooting
Component Tests
Key Unlock Warning Switch
Transponder Key Coil
Self-Diagnostic System
Preliminary Procedure
Using Scan Tool
Using Jumper Wire
Diagnostic Tests
DTC B2791: Key Unlock Warning Switch Off Malfunction
DTC B2795: Unmatched Key Code
DTC B2796: No Communication In Immobilizer System
DTC B2797: Communication Malfunction No. 1
DTC B2798: Communication Malfunction No. 2
Pin Voltage Tests
Removal & Installation
Wiring Diagrams