Lexus IS250 · Service Manual BODY

ON-VEHICLE INSPECTION

Inspection


INSPECT MAP LIGHT ASSEMBLY

  1. Remove the map light assembly.

    B131068E01

  1. Measure the resistance of the map light assembly.

    Standard resistance:
    Switch Condition
    		 Tester Connection
    		 Resistance
    1
    		 R5-8 (DOWN) - R5-39 (GND)
    		 Below 1 Ω
    1
    		 R5-9 (UP) - R5-39 (GND)
    		 10 kΩ or higher
    1
    		 R5-10 (CLS) - R5-39 (GND)
    		 10 kΩ or higher
    1
    		 R5-11 (OPN) - R5-39 (GND)
    		 10 kΩ or higher
    2
    		 R5-8 (DOWN) - R5-39 (GND)
    		 Below 1 Ω
    2
    		 R5-9 (UP) - R5-39 (GND)
    		 Below 1 Ω
    2
    		 R5-10 (CLS) - R5-39 (GND)
    		 10 kΩ or higher
    2
    		 R5-11 (OPN) - R5-39 (GND)
    		 10 kΩ or higher
    3
    		 R5-8 (DOWN) - R5-39 (GND)
    		 10 kΩ or higher
    3
    		 R5-9 (UP) - R5-39 (GND)
    		 Below 1 Ω
    3
    		 R5-10 (CLS) - R5-39 (GND)
    		 10 kΩ or higher
    3
    		 R5-11 (OPN) - R5-39 (GND)
    		 10 kΩ or higher
    4
    		 R5-8 (DOWN) - R5-39 (GND)
    		 10 kΩ or higher
    4
    		 R5-9 (UP) - R5-39 (GND)
    		 Below 1 Ω
    4
    		 R5-10 (CLS) - R5-39 (GND)
    		 10 kΩ or higher
    4
    		 R5-11 (OPN) - R5-39 (GND)
    		 Below 1 Ω
    5
    		 R5-8 (DOWN) - R5-39 (GND)
    		 10 kΩ or higher
    5
    		 R5-9 (UP) - R5-39 (GND)
    		 10 kΩ or higher
    5
    		 R5-10 (CLS) - R5-39 (GND)
    		 10 kΩ or higher
    5
    		 R5-11 (OPN) - R5-39 (GND)
    		 Below 1 Ω
    6
    		 R5-8 (DOWN) - R5-39 (GND)
    		 10 kΩ or higher
    6
    		 R5-9 (UP) - R5-39 (GND)
    		 10 kΩ or higher
    6
    		 R5-10 (CLS) - R5-39 (GND)
    		 Below 1 Ω
    6
    		 R5-11 (OPN) - R5-39 (GND)
    		 Below 1 Ω
    7
    		 R5-8 (DOWN) - R5-39 (GND)
    		 10 kΩ or higher
    7
    		 R5-9 (UP) - R5-39 (GND)
    		 Below 1 Ω
    7
    		 R5-10 (CLS) - R5-39 (GND)
    		 Below 1 Ω
    7
    		 R5-11 (OPN) - R5-39 (GND)
    		 Below 1 Ω
    8
    		 R5-8 (DOWN) - R5-39 (GND)
    		 10 kΩ or higher
    8
    		 R5-9 (UP) - R5-39 (GND)
    		 Below 1 Ω
    8
    		 R5-10 (CLS) - R5-39 (GND)
    		 Below 1 Ω
    8
    		 R5-11 (OPN) - R5-39 (GND)
    		 10 kΩ or higher
    9
    		 R5-8 (DOWN) - R5-39 (GND)
    		 Below 1 Ω
    9
    		 R5-9 (UP) - R5-39 (GND)
    		 Below 1 Ω
    9
    		 R5-10 (CLS) - R5-39 (GND)
    		 Below 1 Ω
    9
    		 R5-11 (OPN) - R5-39 (GND)
    		 10 kΩ or higher
    10
    		 R5-8 (DOWN) - R5-39 (GND)
    		 Below 1 Ω
    10
    		 R5-9 (UP) - R5-39 (GND)
    		 10 kΩ or higher
    10
    		 R5-10 (CLS) - R5-39 (GND)
    		 Below 1 Ω
    10
    		 R5-11 (OPN) - R5-39 (GND)
    		 10 kΩ or higher
    11
    		 R5-7 (CHK) - R5-39 (GND)
    		 Below 1 Ω

    If the result is not as specified, replace the map light assembly.

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