Repair Procedures: Inspection

1. Fuse Inspection 

   Mount the test fuse to the switch fuse and relay fuse part to confirm a normal joint fit.

   Fig 1: Checking Switch Fuse And Relay Fuse Part (1 Of 2)

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   Fig 2: Checking Switch Fuse And Relay Fuse Part (2 Of 2)

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2. GDS Data Analysis 
   1. Analyze GDS data and confirm if there is anything wrong with the stop lamp switch.
   1. Connect the GDS to the self-diagnosis connector.
   2. Turn the spark switch on
   3. Step on the brake pedal.
   4. Inspect the "brake switch" category that displays the "sensor data" GDS.)

      Normal Waveform  : The pressure sensor signal value will change according to the Brake ON/OFF Switch.

   Fig 3: Screen Display - Pressure Sensor Signal Value Normal Waveform

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3. Inspection Of Connector By Each Part 

   Check whether or not each connector has been damaged, or terminal surge, or incomplete connection has taken place

   [Engine Room Junction Box] 

   Fig 4: Screen Display - Engine Room Junction Box

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   [ABS/VDC Control Module] 

   Fig 5: Screen Display - ABS/VDC Control Module

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4. Inspect The Stop Lamp Circuit 

Connect probe to each terminal wire and confirm oscilloscope waveform.

[Stop Lamp Switch Input/Output] 

Fig 6: Screen Display - Stop Lamp Switch Input/Output

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[Oscilloscope Waveform Screen] 

Fig 7: Screen Display - Stop Lamp Switch Output Screen

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