Toyata ECU Repair 2UZ-FE 89666-60661

ECU Repair – Toyota / Lexus 2UZ-FE Engine

Part Numbers: 89666-60661 / 175200-9080

This engine control module is fitted to a range of Toyota and Lexus vehicles running the 2UZ-FE V8 engine. These ECUs are known for several age-related and thermal-related failures that can cause drivability issues, hard starting, or complete no-start conditions. Common Symptoms

Hard starting or no-start

Misfires or rough running

Loss of injector or ignition control

Throttle response issues

Intermittent stalling

Fault codes that won’t clear

Internal power supply faults Common Internal Failures We Repair

Failed power supply circuits

Faulty injector/ignition drivers

Damaged internal regulators

Broken or cracked solder joints

Corrosion-related track damage

Microcontroller and memory issues (where recoverable) Our Service Includes

Full electronic diagnosis

Component-level repair and rework

Replacement of all common failure components with upgraded equivalents

Verification of injector, ignition, and power control circuits

Bench testing where applicable

This repair service allows you to keep the original ECU with all coding and immobiliser data intact — avoiding expensive replacement or dealer recoding.

Trade-Only - 48-Hour Diagnostics - Component-Level ECU Repair