PN 51168 EAN 4046283511686

AIC 51168 Coolant Temperature Sensor

4.45 EUR inc. VAT 21%
In stock 2
Delivery: 1 day (26.10.2026)
Compatible with: AUDI CABRIOLET B3 (8G7), AUDI A4 B5 (8D2), AUDI A6 C4 (4A2) +34 Show more info →
Number of pin contacts
4
Additional article/Additional info 2
with sealing ring
Color
black
This AIC coolant temperature sensor, part number 51168, is designed to accurately monitor your vehicle's engine coolant temperature. Ensure optimal engine performance and prevent overheating with this reliable component.
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Description

The AIC 51168 Coolant Temperature Sensor plays a crucial role in your vehicle's engine management system. By accurately measuring the temperature of the engine coolant, this sensor provides vital data to the engine control unit (ECU). This information allows the ECU to make precise adjustments to fuel injection, ignition timing, and cooling fan operation. Maintaining the correct engine temperature is essential for fuel efficiency, emissions control, and preventing potential engine damage caused by overheating. Crafted by AIC, a reputable brand in automotive parts, the 51168 sensor is built for durability and consistent performance. Its direct fit design ensures straightforward installation, making it a reliable replacement for your original sensor.

  • Part Number: 51168
  • Brand: AIC
  • Function: Monitors engine coolant temperature
  • Ensures optimal engine performance
  • Helps prevent engine overheating
  • Reliable and durable construction
  • Direct fit for easy installation

Specification

Number of pin contacts
4
Additional article/Additional info 2
with sealing ring
Color
black

Compatibility 4 brands · 37 models

AUDI11 models
  • CABRIOLET B3 (8G7) 2.6 (110kW/150PS) · 2.8 (128kW/174PS)
  • A4 B5 (8D2) 1.6 (74kW/100PS) · 1.8 (92kW/125PS) · 1.8 T (110kW/150PS) · 1.9 TDI (66kW/90PS) · 1.8 quattro (92kW/125PS) · 1.8 T quattro (110kW/150PS) · 2.6 quattro (110kW/150PS) · 2.8 quattro (128kW/174PS) · 1.9 TDI (81kW/110PS) · 2.8 (142kW/193PS) · 2.8 quattro (142kW/193PS) · 2.4 (121kW/165PS) · S4 quattro (195kW/265PS) · 2.5 TDI (110kW/150PS) · 1.9 TDI (85kW/116PS) · 1.8 T (132kW/180PS) · 1.9 TDI quattro (85kW/116PS) · 1.9 TDI (55kW/75PS) · 1.6 (75kW/102PS)
  • A6 C4 (4A2) 2.6 quattro (110kW/150PS) · 2.8 quattro (128kW/174PS) · 2.8 quattro (142kW/193PS) · 2.6 (102kW/139PS) · 2.8 (120kW/163PS)
  • A6 C4 Avant (4A5) 2.8 quattro (128kW/174PS) · 2.8 quattro (142kW/193PS) · 2.6 quattro (110kW/150PS) · 2.6 (102kW/139PS)
  • A4 B5 Avant (8D5) 1.6 (74kW/100PS) · 1.8 (92kW/125PS) · 1.8 T (110kW/150PS) · 1.9 TDI (66kW/90PS) · 1.9 TDI (81kW/110PS) · 1.8 quattro (92kW/125PS) · 1.8 T quattro (110kW/150PS) · 2.6 quattro (110kW/150PS) · 2.8 (142kW/193PS) · 2.8 quattro (142kW/193PS) · 1.9 TDI quattro (81kW/110PS) · 2.4 (121kW/165PS) · 2.5 TDI (110kW/150PS) · 1.9 TDI (85kW/115PS) · 1.8 T (132kW/180PS) · 1.6 (75kW/102PS) · 1.9 Hybrid (66kW/90PS)
  • A8 D2 (4D2, 4D8) 2.8 (142kW/193PS) · 2.8 quattro (142kW/193PS) · 2.5 TDI (110kW/150PS) · 2.5 TDI quattro (110kW/150PS) · 2.5 TDI quattro (132kW/180PS) · 2.5 TDI (132kW/180PS)
  • A3 (8L1) 1.6 (74kW/101PS) · 1.8 (92kW/125PS) · 1.8 T (110kW/150PS) · 1.9 TDI (66kW/90PS) · 1.9 TDI (81kW/110PS) · 1.8 T quattro (132kW/180PS) · S3 quattro (154kW/210PS) · 1.8 T quattro (110kW/150PS) · 1.8 T (132kW/180PS) · 1.9 TDI (96kW/130PS) · 1.6 (75kW/102PS) · 1.9 TDI quattro (96kW/130PS) · 1.9 TDI (74kW/100PS)
  • A6 C5 (4B2, 4B4) 1.8 T (110kW/150PS) · 1.8 T quattro (110kW/150PS) · 2.4 (121kW/165PS) · 2.4 quattro (121kW/165PS) · 1.9 TDI (81kW/110PS) · 2.8 (142kW/193PS) · 2.8 quattro (142kW/193PS) · 1.8 (92kW/125PS) · 2.7 T (169kW/230PS) · 2.7 T quattro (169kW/230PS) · 1.8 T quattro (132kW/180PS) · 2.4 (100kW/136PS) · 3.7 (191kW/260PS) · 3.7 quattro (191kW/260PS) · 1.8 T (132kW/180PS) · 1.9 TDI (85kW/115PS) · 2.8 (132kW/180PS) · 2.8 (140kW/190PS) · 2.4 (115kW/156PS) · 3.0 (162kW/220PS) · 3.0 quattro (162kW/220PS) · 2.4 (125kW/170PS) · 2.4 quattro (125kW/170PS) · 2.7 T quattro (184kW/250PS) · 2.4 (120kW/163PS) · 2.4 quattro (120kW/163PS) · 2.4 quattro (115kW/156PS)
  • A6 C5 Avant (4B5, 4B6) 1.9 TDI (81kW/110PS) · 1.8 (92kW/125PS) · 2.8 quattro (142kW/193PS) · 1.8 T (110kW/150PS) · 2.4 (121kW/165PS) · 2.8 (142kW/193PS) · 1.8 T quattro (110kW/150PS) · 2.4 quattro (121kW/165PS) · 2.7 T (169kW/230PS) · 2.7 T quattro (169kW/230PS) · 2.4 (100kW/136PS) · 1.8 T quattro (132kW/180PS) · 3.7 quattro (191kW/260PS) · 3.7 (191kW/260PS) · 1.8 T (132kW/180PS) · 1.9 TDI (85kW/115PS) · 2.8 (132kW/180PS) · 2.8 (140kW/190PS) · 2.4 (115kW/156PS) · 2.4 (125kW/170PS) · 2.4 quattro (125kW/170PS) · 2.7 T quattro (184kW/250PS) · 3.0 (162kW/220PS) · 2.4 (120kW/163PS) · 2.4 quattro (120kW/163PS) · 2.4 quattro (115kW/156PS)
  • TT (8N3) 1.8 T (132kW/180PS) · 1.8 T quattro (132kW/180PS) · 1.8 T quattro (165kW/224PS) · 1.8 T (110kW/150PS)
  • TT Roadster (8N9) 1.8 T (132kW/180PS) · 1.8 T quattro (132kW/180PS) · 1.8 T quattro (165kW/224PS) · 1.8 T (110kW/150PS)
VW18 models
  • POLO III (6N1) 60 1.4 (44kW/60PS) · 120 1.6 16V GTI (88kW/120PS)
  • POLO III CLASSIC (6V2) 60 1.4 (44kW/60PS) · 100 1.6 (74kW/100PS) · 75 1.4 16V (55kW/75PS)
  • PASSAT B5 (3B2) 2.8 V6 Syncro/4motion (142kW/193PS) · 1.9 TDI (66kW/90PS) · 1.9 TDI (81kW/110PS) · 2.8 V6 (142kW/193PS) · 1.9 TDI Syncro/4motion (81kW/110PS) · 1.9 TDI (85kW/115PS) · 2.5 TDI (110kW/150PS) · 2.5 TDI Syncro/4motion (110kW/150PS) · 1.9 TDI 4motion (85kW/115PS) · 1.8 (85kW/115PS)
  • PASSAT B5 Variant (3B5) 2.8 V6 (142kW/193PS) · 1.9 TDI (66kW/90PS) · 1.9 TDI (81kW/110PS) · 2.8 V6 Syncro/4motion (142kW/193PS) · 1.9 TDI Syncro/4motion (81kW/110PS) · 1.9 TDI (85kW/115PS) · 2.5 TDI (110kW/150PS) · 2.5 TDI Syncro/4motion (110kW/150PS) · 1.9 TDI 4motion (85kW/115PS) · 1.8 (85kW/115PS)
  • GOLF IV (1J1) 1.9 TDI (66kW/90PS) · 1.6 (74kW/100PS) · 1.9 TDI (81kW/110PS) · 1.9 SDI (50kW/68PS) · 1.4 16V (55kW/75PS) · 1.8 (92kW/125PS) · 1.8 T (110kW/150PS) · 1.9 TDI 4motion (66kW/90PS) · 1.8 4motion (92kW/125PS) · 2.0 (85kW/115PS) · 1.9 TDI (85kW/115PS) · 1.6 16V (77kW/105PS) · 1.9 TDI 4motion (85kW/115PS) · 1.9 TDI (74kW/101PS) · 1.9 TDI 4motion (74kW/101PS) · 1.9 TDI (110kW/150PS) · 1.9 TDI 4motion (110kW/150PS) · 1.6 (75kW/102PS) · 2.0 4motion (85kW/115PS) · 1.9 TDI (96kW/130PS) · 1.9 TDI 4motion (96kW/130PS) · 1.8 T GTI (132kW/180PS) · 1.6 FSI (81kW/110PS) · 2.0 BiFuel (85kW/116PS)
  • SHARAN (7M8, 7M9, 7M6) 1.8 T 20V (110kW/150PS)
  • LUPO I (6X1, 6E1) 1.0 (37kW/50PS) · 1.4 16V (55kW/75PS) · 1.4 16V (74kW/100PS)
  • POLO Variant (6V5) 1.4 (44kW/60PS) · 1.6 (74kW/101PS)
  • BORA I (1J2) 2.3 V5 (110kW/150PS) · 2.8 V6 4motion (150kW/204PS) · 2.3 V5 4motion (110kW/150PS) · 2.3 V5 (125kW/170PS) · 2.3 V5 4motion (125kW/170PS)
  • GOLF IV Variant (1J5) 1.4 16V (55kW/75PS) · 1.6 (74kW/101PS) · 2.0 (85kW/115PS) · 1.9 SDI (50kW/68PS) · 1.9 TDI (66kW/90PS) · 1.9 TDI (81kW/110PS) · 1.9 TDI (85kW/115PS) · 1.9 TDI 4motion (66kW/90PS) · 1.8 4motion (92kW/125PS) · 1.6 16V (77kW/105PS) · 1.9 TDI 4motion (85kW/115PS) · 1.9 TDI (74kW/101PS) · 1.9 TDI 4motion (74kW/101PS) · 1.6 (75kW/102PS) · 2.0 4motion (85kW/115PS) · 1.9 TDI (96kW/130PS) · 1.9 TDI 4motion (96kW/130PS) · 2.0 Bi-Fuel (85kW/116PS) · 1.6 FSI (81kW/110PS) · 1.8 T (110kW/150PS) · 1.9 TDI 4motion (110kW/150PS)
  • BORA Variant (1J6) 2.3 V5 (110kW/150PS) · 2.3 V5 4motion (110kW/150PS) · 2.8 V6 4motion (150kW/204PS) · 2.3 V5 (125kW/170PS) · 2.3 V5 4motion (125kW/170PS)
  • TRANSPORTER T5 Platforma/Šasija (7JD, 7JE, 7JL, 7JY, 7JZ, 7F 2.0 (85kW/115PS)
  • TRANSPORTER T5 Furgons (7HA, 7HH, 7EA, 7EH) 2.0 (85kW/115PS) · 2.0 BiFuel (85kW/115PS)
  • TRANSPORTER T5 Autobuss (7HB, 7HJ, 7EB, 7EJ) 2.0 (85kW/115PS)
  • GOLF IV Van (1J1) 1.9 TDI (66kW/90PS) · 1.9 TDI (96kW/130PS) · 1.9 TDI 4motion (85kW/116PS)
  • POLO Van Furgons/Universālis (6V5) 1.4 (55kW/75PS) · 1.9 SDI (50kW/68PS)
  • GOLF VAN IV Variant (1J5) 1.4 (55kW/75PS)
  • SHARAN VAN (7M_) 1.9 TDI (7M8) (81kW/110PS)
SEAT6 models
  • AROSA (6H1) 1.4 (44kW/60PS) · 1.4 16V (74kW/100PS)
  • ALHAMBRA (7V8, 7V9) 1.8 T 20V (110kW/150PS)
  • CORDOBA (6K1, 6K2) 1.9 SDI (50kW/68PS) · 1.4 16V (55kW/75PS)
  • CORDOBA Vario (6K5) 1.9 SDI (50kW/68PS) · 1.4 16V (55kW/75PS)
  • IBIZA II (6K1) 1.9 SDI (50kW/68PS) · 1.4 16V (55kW/75PS)
  • CORDOBA VARIO Furgons/Universālis (6K5) 1.9 TDI (81kW/110PS)
SKODA2 models
  • OCTAVIA I (1U2) 1.6 (55kW/75PS) · 1.8 (92kW/125PS) · 1.9 TDI (66kW/90PS) · 1.6 (74kW/101PS) · 1.9 SDI (50kW/68PS) · 1.9 TDI (81kW/110PS) · 1.8 T (110kW/150PS) · 2.0 (85kW/116PS) · 1.4 (44kW/60PS) · 1.4 16V (55kW/75PS) · RS 1.8 T (132kW/180PS) · 1.8 T 4x4 (110kW/150PS)
  • OCTAVIA I Combi (1U5) 1.6 (74kW/101PS) · 1.8 20V (92kW/125PS) · 1.9 SDI (50kW/68PS) · 1.9 TDI (66kW/90PS) · 1.9 TDI (81kW/110PS) · 1.8 T (110kW/150PS) · 1.6 (55kW/75PS) · 1.9 TDI 4x4 (66kW/90PS) · 2.0 (85kW/116PS) · 1.9 TDI 4x4 (74kW/100PS) · 1.4 16V (55kW/75PS) · 1.6 (75kW/102PS) · 1.8 T 4x4 (110kW/150PS) · RS 1.8 T (132kW/180PS)

OE numbers 10

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