audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Closed Throttle Position Switch <--> [Throttle Full Close Switch]|Specifications|Page 698 > < Closed Throttle Position Switch <--> [Throttle Full Close Switch]|Specifications|Page 696
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Rotate CTP switch in direction shown (arrow) until reaching stop. While doing so, do not depress accelerator pedal.

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Tighten CTP switch in this position.

Checking wiring

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Connect VAG 1598/19 test box to ECM harness connector. See: Powertrain Management/Computers and Control Systems/Testing and Inspection 

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Disconnect harness connector from Throttle Position (TP) sensor.

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Check wiring for continuity or short circuit:

TP sensor connector terminal

VAG 1598/19 test box socket (ECM terminal)

4 (Ground)

D11 (Ground)

6

B4

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Repair wiring to correct open or short circuit as necessary. 
See Electrical Wiring Diagrams, Troubleshooting and Component Locations.

NOTE:  When repairing terminals in TP sensor connector, be sure to use only gold-plated terminals.

If wiring is OK:

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Check CTP switch.

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Reconnect TP sensor harness connector.

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Connect multimeter US 1119 (Fluke 83 or equivalent) and check for continuity between terminals D11 and B4.

Closed Throttle Position Switch <--> [Throttle Full Close Switch]|Specifications|Page 698 > < Closed Throttle Position Switch <--> [Throttle Full Close Switch]|Specifications|Page 696