Ford / Mazda ECU Repair – Misfire Fault (2000–2005 Alloy Enclosure Type)

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Price Exclusive of GST

Our minimum assessment fee is $150 + GST (Excluding Headlights). This just covers the time to check the unit over. If you proceed with the repair, we’ll apply this to the total cost. Our full terms of trade can be found here. Has repair work been attempted by your customer? Link here !

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Australian customers, we can pick up from your Workshop. Click Here to arrange a pickup

International Customers:
When sending a unit from overseas, please declare it as “Repair and Return” with a low customs value (around $100 USD) to avoid unnecessary import fees. - All Repair Prices are quoted in NZD

Ford / Mazda ECU Repair – Misfire Fault (2000–2005 Alloy Enclosure Type)

One-Connector ECU with Bolt Mount | Alloy Case ECU

This is a repair service for Ford and Mazda ECUs manufactured between 2000 and 2005, specifically the single-connector alloy-cased units. These ECUs are commonly affected by cylinder misfire faults, often caused by internal driver failure.

Common Symptoms Repaired:

  • Misfire on one or more cylinders

  • No spark output from one coil driver

  • Engine runs rough or intermittently drops a cylinder

  • Misfire-related fault codes (P030X)

  • No improvement after replacing coils, plugs, or wiring

Unit Description:

  • Alloy enclosure

  • One main connector mounted at the end

  • Secured with bolt-in mounting design

  • Found in various Ford and Mazda models (2000–2005)

Models Commonly Affected Include:

  • Ford Ranger

  • Mazda B-Series

  • Ford Courier

  • Mazda Tribute
    (and other shared-platform models)

What We Do:

  • Diagnose and repair the faulty ignition driver stage

  • Replace degraded components with high-reliability parts

  • Bench test all cylinder outputs for consistent signal operation

Turnaround Time: 2–3 business days
Warranty: 12 months on repaired ignition output
💡 This repair restores reliable ignition control without the need to recode or replace the ECU.