RS 6 V8-4.2L Turbo (BCY) (2003)
Throttle Position Sensor: Testing and Inspection
Throttle Position (TP) Sensor -G79- And Sender -2- For Accelerator Pedal Position -G185-, Checking
The TP sensor -G79- and Sender -2- for accelerator pedal position -G185- are located at the accelerator pedal and each relays the driver input separately
to the engine control module. Both senders are accommodated in a joint housing.
Work sequence
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Connect vehicle diagnostic, testing and information system VAS 5051 and select vehicle system "01 - Engine electronics" from list. Ignition must
be on. See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/Scan Tool
Connecting and Initial Checks/Connecting VAS 5051 Scan Tool
Indicated on VAS 5051:
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From list -1- select diagnostic function "08 - Reading measured value block".
Indicated on VAS 5051:
1
Enter display group
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Use keypad -2- to enter "062" for "Display group number 062" and confirm by touching Q key.
Indicated on VAS 5051:
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Check display in zones -3- and -4-.