Volkswagen Jetta, Golf, and Cars 2000-05 Testing Repair Guide
Access our free Testing Repair Guide for Volkswagen Cars 2000-05 through AutoZone Rewards. These diagrams include:
- Fig. The Engine Coolant Temperature (ECT) sensor resistance decreases as the coolant temperature increases as shown in this graph of the ECM coolant sensor
- Fig. ECT resistance chart
- Add your vehicle in Manage My Vehicles.
- Enter your vehicle details.
- Click the “View More” button, and then click “Vehicle Repair Guides.”
- Select the chapter “Testing Repair Guide”.

Access our Volkswagen Cars 2000-05Testing Repair GuideA1 and A2 Platform by creating an account or signing into your AutoZone Rewards account. Once you sign in, follow these instructions to access our Repair Guides.