Golf L4-1.8L Turbo (AWW) (2003)
Throttle Position Sensor: Testing and Inspection
Throttle Position (TP) Sensor, Checking
Special tools and equipment
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VAG 1526A multimeter
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VAG 1594A connector test kit
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VAG 1598/31 test box
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VAG 1551 scan tool (or VAG 1552 mobile scan tool) with VAG 1551/3 cable
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Wiring diagram
Function
Both the Throttle Position (TP) sensor - G79 - and the Sender -2- for accelerator pedal position -G185- are located at the accelerator pedal and
communicate the driver's intentions to the ECM completely independently of each other. Both sensors are stored in one housing.
Test sequence
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Connect VAG 1551 scan tool (VAG 1552) and select the control module for engine electronics via address word 01. Ignition must be switched on
for this.
Indicated on display
Rapid data transfer
HELP
Select function XX
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Press buttons -0- and -8- to select "Read measuring value block" function 08. Press -Q- button to confirm input.
Indicated on display
Read Measuring Valve Block
HELP
Input display group number XXX
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Press buttons -0-, -6- and -2- to select "Display group number 62". Press -Q- button to confirm input.