LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2018 >> Highlander LE Plus, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Lighting System (Exterior) - Service Information - (Except Hybrid) >> Headlight Dimmer Switch >> Inspection [12/2013 - ] >> Procedure

Inspection [12/2013 - ]: Procedure

  1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY 
    1. Measure the resistance according to the value(s) in the table below.
      GTY438865Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A w/ Front Fog Light
      *a Component without harness connected
      (Headlight Dimmer Switch Assembly)

      Standard Resistance

      LIGHT CONTROL SWITCH

      Tester Connection Condition Specified Condition
      18 (T) - 15 (EL) Light control switch off*2 or DRL OFF*3 10 kΩ or higher
      19 (H) - 15 (EL) 10 kΩ or higher
      20 (A) - 15 (EL) 10 kΩ or higher
      19 (H) - 18 (T) 10 kΩ or higher
      20 (A) - 18 (T) 10 kΩ or higher
      19 (H) - 20 (A) 10 kΩ or higher
      18 (T) - 15 (EL) Light control switch in tail position Below 1 Ω
      18 (T) - 15 (EL) Light control switch in head position Below 1 Ω
      19 (H) - 15 (EL) Below 1 Ω
      18 (T) - 19 (H) Below 1 Ω
      20 (A) - 15 (EL) Light control switch in AUTO position Below 1 Ω
      DIMMER SWITCH

      Tester Connection Condition Specified Condition
      16 (HL) - 15 (EL) Dimmer switch in low position Below 1 Ω
      14 (HU) - 15 (EL) Dimmer switch in high position Below 1 Ω
      14 (HU) - 15 (EL) Dimmer switch in high flash position Below 1 Ω
      17 (HF) - 15 (EL) Below 1 Ω
      14 (HU) - 17 (HF) Below 1 Ω
      TURN SIGNAL SWITCH

      Tester Connection Condition Specified Condition
      12 (TR) - 15 (EL) Turn signal switch in neutral position 10 kΩ or higher
      11 (TL) - 15 (EL) 10 kΩ or higher
      13 (CR) - 15 (EL) 10 kΩ or higher
      12 (TR) - 11 (TL) 10 kΩ or higher
      13 (CR) - 11 (TL) 10 kΩ or higher
      12 (TR) - 13 (CR) 10 kΩ or higher
      12 (TR) - 15 (EL) Turn signal switch in right turn position Below 1 Ω
      12 (TR) - 15 (EL) Turn signal switch in full right turn position Below 1 Ω
      13 (CR) - 15 (EL) Below 1 Ω
      12 (TR) - 13 (CR) Below 1 Ω
      11 (TL) - 15 (EL) Turn signal switch in left turn position Below 1 Ω
      11 (TL) - 15 (EL) Turn signal switch in full left turn position Below 1 Ω
      13 (CR) - 15 (EL) Below 1 Ω
      11 (TL) - 13 (CR) Below 1 Ω
      FOG LIGHT SWITCH*1

      Tester Connection Condition Specified Condition
      9 (BFG) - 8 (LFG) Fog light switch off 10 kΩ or higher
      9 (BFG) - 8 (LFG) Fog light switch in front position Below 1 Ω
      1. *1: w/ Front Fog Light
      2. *2: w/o DRL OFF Switch
      3. *3: w/ DRL OFF Switch

      If the result is not as specified, replace the headlight dimmer switch assembly.

scientia non olet · About LEMON Manuals