2016 Audi TT Electrical Parts

This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator. Read more

13 Alternator / Generator parts for the 2016 Audi TT come from 8 brands — TYC, WAI GLOBAL, BOSCH and 5 other brands. The "Popular" part is TYC 221081.

The New section lists 6 options from TYC, WAI GLOBAL, BOSCH and 1 other brand — brand-new units rather than rebuilt ones. TYC 221081 is listed in this group.

The Remanufactured section lists 7 options from PURE ENERGY, TERREPOWER, BOSCH and 2 other brands — factory-rebuilt units with new wear components. BOSCH AL0194X is listed in this group.

This table covers the pulleys on the alternator shaft. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt. Read more

2 Alternator / Generator Pulley parts are listed for the 2016 Audi TT, from CONTINENTAL and LITENS.

Part numbers include CONTINENTAL 49934 and LITENS 920851A.

This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery. Read more

41 Battery parts are listed for the 2016 Audi TT, from DEKA, FVP, ACDELCO and 6 other brands. DEKA 9A47 carries the "Popular" badge. Grades run from AGM (Extended Life) through Performance AGM (Extended Life + Increased Power); AGM (Extended Life) is the most populated section, led by ACDELCO, DEKA, FVP and 5 other brands.

This table covers the Battery Current sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

2 Battery Current Sensor parts for the 2016 Audi TT come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.

Listed part numbers: STANDARD MOTOR PRODUCTS BSC57 and WELLS 5S16150.

This table covers the Door control modules. Read more

One part is listed for the 2016 Audi TT — VEMO V10730564.

This table covers the HID Lighting ballasts. Read more

This group shows a single part: DORMAN 601060.

This table covers the modules that control the exterior lighting. Read more

4 Lighting Control Module (LCM) parts for the 2016 Audi TT come from 3 brands — VEMO, ÜRO PARTS and WELLS.

Part numbers include ÜRO PARTS 4G0907697F, VEMO V10730414 and VEMO V10730413, among others listed above.

This table covers the ultrasonic park-aid sensors in the bumper. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

13 Parking Aid Sensor parts for the 2016 Audi TT come from 6 brands — VARIOUS MFR, STANDARD MOTOR PRODUCTS, VALEO and 3 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS PPS212. 2 parts fit every engine; the other 11 are engine-specific.

This table covers the Rain sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

4 Rain Sensor parts for the 2016 Audi TT come from 2 brands — VEMO and VNE. 2 parts fit every engine; the other 2 are engine-specific.

Listed part numbers: VEMO V10721603, VEMO V10721602 and VEMO V10721604, plus the other parts above.

This table covers the speed sensors on the transmission, transfer case or ABS ring. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor. Read more

5 Speed Sensor parts are listed for the 2016 Audi TT, from ULTRA-POWER, VEMO, WELLS and 2 other brands. WELLS 5S12520 carries the "Popular" badge.

In the Economy grade, ULTRA-POWER and VEMO supply 2 parts: the catalog's value-priced group. A representative part number is ULTRA-POWER SC762.

The Standard Replacement section lists 3 options from WELLS, DELPHI and STANDARD MOTOR PRODUCTS — built to original-equipment specification. WELLS 5S12520 is listed in this group.

Part numbers include WELLS 5S12520, ULTRA-POWER SC762 and VEMO V10721277, among others listed above.

This table covers the Starter armatures. Read more

This group shows a single part: BOSCH 1986SE1877.

This table covers the Starter Brush Holder assemblies. Read more

One part is listed for the 2016 Audi TT — BOSCH 1004336506.

This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor. Read more

10 Starter Motor parts for the 2016 Audi TT come from 8 brands — BOSCH, WAI GLOBAL, TYC and 5 other brands. The "Popular" part is TYC 119214.

The New section: 5 options from WAI GLOBAL, TYC, VALEO and 1 other brand. TYC 119214 is listed in this group.

The Remanufactured section: 5 options from BOSCH, DENSO, PURE ENERGY and 2 other brands. BOSCH SR0840X is listed in this group.

This table covers the Starter solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid. Read more

This group shows a single part: BOSCH 1986SE1696.

This table covers the regulators that control alternator output voltage. Read more

One part is listed for the 2016 Audi TT — BOSCH 1986AE0081.