Audi A4 B9 Avant 40 TFSI Mild Hybrid quattro Lambda sensor (204 hp Petrol/Electric DMSA)

Which lambda sensor is the best for AUDI A4 B9 Avant (8W5, 8WD) 40 TFSI Mild Hybrid quattro models?

The best lambda sensors for Audi A4 B9 Avant 40 TFSI Mild Hybrid quattro Petrol/Electric models are sold by the following original brands:

• RIDEX
• BOSCH
• DENSO
• YATO
• BUGIAD

How much does a lambda sensor cost for a Audi A4 B9 Avant 40 TFSI Mild Hybrid quattro?

The price of a lambda sensor for a AUDI A4 B9 Avant (8W5, 8WD) 40 TFSI Mild Hybrid quattro is usually between €3.69 and €72.59.

What are the symptoms of a defective lambda sensor in the Audi Audi A4 B9 Avant 8W5, 8WD 40 TFSI Mild Hybrid quattro?

A defective lambda sensor in the A4 B9 Avant (8W5, 8WD) 40 TFSI Mild Hybrid quattro Petrol/Electric can lead to these common symptoms of failures:

• Increased fuel consumption
• Rough idling
• Excessive exhaust emissions

How can you check or replace the lambda sensor in the Audi A4 B9 Avant (8W5, 8WD) 40 TFSI Mild Hybrid quattro Mild Hybrid?

The lambda sensor in Audi A4 B9 Avant (8W5, 8WD) 40 TFSI Mild Hybrid quattro models can be checked by inspecting the connector and the multimeter values before and after the catalytic converter. If necessary, you can replace the part yourself by following the service manual instructions.

Which lambda sensor do Audi A4 B9 Avant 40 TFSI Mild Hybrid quattro Petrol/Electric (Direct Injection) 2020 - 2025 models have?