Lighting System

2004 Toyota Celica GT, StandardSECTION Lighting System
WARNING: This page is about a different car, the 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION ITEM

System Refer to system See Section
Automatic light control system
(Headlight is normal)
  1. Driver side J/B control system
  2. (Luggage room J/B control system)
  3. (Combination meter system)
  4. (Front light control system)
  5. (LEXUS navigation system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
  3. -
  4. -
  5. -
Back-up light system
  1. Driver side J/B control system
  2. (Luggage room J/B control system)
  3. (Automatic transmission system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
  3. -
Front fog light system (Headlight is normal)
  1. Driver side J/B control system
  2. (Combination switch control system)
  3. (Front light control system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
  3. -
Front parking light
  1. Driver side J/B control system
  2. (Front light control system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
Front clearance light
  1. Driver side J/B control system
  2. (Front light control system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
Headlight beam level control system (Headlight is normal)
  1. Passenger side J/B control system
  2. (Combination meter system)
  1. PASSENGER SIDE JUNCTION BLOCK (BODY NO. 3 ) CONTROL SYSTEM - DIAGNOSIS
  2. -
Headlight system (Hi beam or Flash)
  1. Driver side J/B control system
  2. (Combination switch control system)
  3. (Front light control system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
  3. -
Headlight system (Low beam)
  1. Driver side J/B control system
  2. (Combination switch control system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
License plate light
  1. Driver side J/B control system
  2. (Luggage room J/B control system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
Light auto turn off system (Headlight is normal)
  1. Driver side J/B control system
  2. (Engine immobilizer system)
  3. (Front light control system)
  4. (Driver door control system)
  5. (Theft deterrent system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
  3. -
  4. -
  5. -
Side marker light
  1. Driver side J/B control system
  2. (Front light control system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
Stop light system
  1. Driver side J/B control system
  2. (Luggage room J/B control system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
Taillight system
  1. Driver side J/B system
  2. (Combination switch control system)
  3. (Luggage room J/B control system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
  3. -
Turn signal and hazard warning system
  1. Driver side J/B control system
  2. (Combination switch control system)
  3. (Luggage room J/B control system)
  1. DRIVER SIDE JUNCTION BLOCK (BODY NO. 2) CONTROL SYSTEM - DIAGNOSIS
  2. -
  3. -
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.