Home Vehicle Interior Theft Deterrent/Keyless Entry ENGINE IMMOBILISER SYSTEM
Last Modified: 11-27-2007 1.6 T
Service Category: Vehicle Interior Section: Theft Deterrent/Keyless Entry
Model Year: 2008 Model: LX570 Doc ID: RM000002M6U009X
Title: THEFT DETERRENT / KEYLESS ENTRY: ENGINE IMMOBILISER SYSTEM: PROBLEM SYMPTOMS TABLE (2008 LX570)

PROBLEM SYMPTOMS TABLE

HINT:

  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Engine Immobiliser System

Symptom

Suspected Area

See page

Engine does not start

LIN communication system

NETWORKING: LIN COMMUNICATION SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING (2008 LX570)

ID code box power source circuit

THEFT DETERRENT / KEYLESS ENTRY: ENGINE IMMOBILISER SYSTEM: DESCRIPTION (2008 LX570)

Certification ECU power source circuit

THEFT DETERRENT / KEYLESS ENTRY: THEFT DETERRENT SYSTEM: DESCRIPTION (2008 LX570)

Steering lock ECU power source circuit

STEERING COLUMN: STEERING LOCK SYSTEM: DESCRIPTION (2008 LX570)

Smart access system with push-button start (for start function)

THEFT DETERRENT / KEYLESS ENTRY: SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function): HOW TO PROCEED WITH TROUBLESHOOTING (2008 LX570)

SFI system (for 3UR-FE)

3UR-FE ENGINE CONTROL: SFI SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING (2008 LX570)

Security indicator light malfunction

Security indicator light circuit

THEFT DETERRENT / KEYLESS ENTRY: THEFT DETERRENT SYSTEM: DESCRIPTION (2008 LX570)