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Home >> Lexus >> 2022 >> RX 450hL >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Lighting System (Exterior) (Service Information) (2 Of 2) >> Rear Combination Light Assembly (W/O Rear No. 2 Seat) >> Inspection [10/2015 - ] >> Procedure

Inspection [10/2015 - ]: Procedure

  1. INSPECT REAR COMBINATION LIGHT ASSEMBLY LH 
    1. Apply auxiliary battery voltage to the rear combination light assembly LH and check that the lights come on.
      GTY633689Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Rear Combination Light Assembly LH)

      OK

      Condition Specified Condition
      Auxiliary battery positive (+) → Terminal 1 (B)
      Auxiliary battery negative (-) → Terminal 3 (E)      		 Taillight comes on
      Auxiliary battery positive (+) → Terminal 2 (STP)
      Auxiliary battery negative (-) → Terminal 3 (E)      		 Stop light comes on
      Auxiliary battery positive (+) → Terminal 4 (TRN)
      Auxiliary battery negative (-) → Terminal 3 (E)      		 Turn signal light comes on*1
      Auxiliary battery positive (+) → Terminal 4 (TRN) and 6 (TRN2)
      Auxiliary battery negative (-) → Terminal 3 (E)      		 Turn signal light comes on*2
      1. *1: for Turn Signal Light Bulb Type
      2. *2: for Turn Signal Light LED Type

      If the result is not as specified, replace the rear combination light assembly LH.

  2. INSPECT REAR COMBINATION LIGHT ASSEMBLY RH 
    1. Apply auxiliary battery voltage to the rear combination light assembly RH and check that the lights come on.
      GTY633398Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Rear Combination Light Assembly RH)

      OK

      Condition Specified Condition
      Auxiliary battery positive (+) → Terminal 1 (B)
      Auxiliary battery negative (-) → Terminal 3 (E)      		 Taillight comes on
      Auxiliary battery positive (+) → Terminal 2 (STP)
      Auxiliary battery negative (-) → Terminal 3 (E)      		 Stop light comes on
      Auxiliary battery positive (+) → Terminal 4 (TRN)
      Auxiliary battery negative (-) → Terminal 3 (E)      		 Turn signal light comes on *1
      Auxiliary battery positive (+) → Terminal 4 (TRN) and 6 (TRN2)
      Auxiliary battery negative (-) → Terminal 3 (E)      		 Turn signal light comes on *2
      1. *1: for Turn Signal Light Bulb Type
      2. *2: for Turn Signal Light LED Type

      If the result is not as specified, replace the rear combination light assembly RH.

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