Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Inspection

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual / Vehicle Exterior / Lighting (ext) / Rear Combination Light Assembly (w/ Rear No. 2 Seat) / Inspection

INSPECTION

PROCEDURE

1. INSPECT REAR COMBINATION LIGHT ASSEMBLY LH

(a) Apply battery voltage to the rear combination light assembly LH and check that the lights come on.

OK:

Condition

Specified Condition

Battery positive (+) → Terminal 1 (B)

Battery negative (-) → Terminal 3 (E)

Taillight comes on

Battery positive (+) → Terminal 2 (STP)

Battery negative (-) → Terminal 3 (E)

Stop light comes on

Battery positive (+) → Terminal 4 (TRN)

Battery negative (-) → Terminal 3 (E)

Turn signal light comes on*1

Battery positive (+) → Terminal 4 (TRN1) and 6 (TRN2)

Battery negative (-) → Terminal 3 (E)

Turn signal light comes on*2
  • *1: for Turn Signal Light Bulb Type
  • *2: for Turn Signal Light LED Type

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

*a

Component without harness connected

(Rear Combination Light Assembly LH)

2. INSPECT REAR COMBINATION LIGHT ASSEMBLY RH

(a) Apply battery voltage to the rear combination light assembly RH and check that the lights come on.

OK:

Condition

Specified Condition

Battery positive (+) → Terminal 1 (B)

Battery negative (-) → Terminal 3 (E)

Taillight comes on

Battery positive (+) → Terminal 2 (STP)

Battery negative (-) → Terminal 3 (E)

Stop light comes on

Battery positive (+) → Terminal 4 (TRN1)

Battery negative (-) → Terminal 3 (E)

Turn signal light comes on*1

Battery positive (+) → Terminal 4 (TRN1) and 6 (TRN2)

Battery negative (-) → Terminal 3 (E)

Turn signal light comes on*2
  • *1: for Turn Signal Light Bulb Type
  • *2: for Turn Signal Light LED Type

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

*a

Component without harness connected

(Rear Combination Light Assembly RH)
    Disassembly
    DISASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. REMOVE REAR COMBINATION LIGHT CAP (for LE ...

    Reassembly
    REASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. INSTALL REAR COMBINATION LIGHT LENS AND BO ...

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