Volkswagen Golf MK7 Polo MK5 Jetta MK6 1.2 1.4 Engine Ecu Unit 04E 907 309 A - Original Used Parts

Diagnosis and Common Symptoms

This Engine Control Unit (ECU) typically addresses issues related to engine misfires, stalling, and complete engine failure. It's crucial for controlling fuel injection, ignition timing, and other vital engine functions.

• Common fault codes associated with a failing ECU include: P0606 (ECU Processor Fault), P0607 (Control Module Performance), P060A (Internal Control Module Monitoring Processor Performance).
• Dashboard warning messages often include the check engine light, EPC light, and possible limp mode activation.
• Physical symptoms may present as rough idling, difficulty starting the engine, decreased fuel economy, and overall poor engine performance.

Introduction

This is a genuine used Engine Control Unit (ECU) for Volkswagen vehicles equipped with the 1.2 and 1.4 TSI/TFSI engines. This ECU, part number 04E 907 309 A, is crucial for managing engine operations and ensuring optimal performance. Removed from a running vehicle, it has undergone thorough testing to verify proper function. Replacing a faulty ECU can resolve numerous engine-related issues.

Product Details

Brand: Volkswagen Model Compatibility: Volkswagen Golf MK7, Polo MK5, Jetta MK6 (models equipped with 1.2 TSI/TFSI and 1.4 TSI/TFSI engines. Verify fitment with your chassis number) Part Name: Engine Control Unit (ECU)

Condition: Genuine Used (Tested Working) Notes: This unit may require adaptation or coding to your specific vehicle using diagnostic equipment. Consult a qualified technician for proper installation and setup.