Fitment notes: Battery located in engine compartment; European H6 group may also fit
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Every control module on the 1985-1989 Porsche 944 Turbo — where it lives, replacement time, and what it takes to program a replacement.
Instrument Cluster (Kombi)2.0 hr R&Rno coding
📍 Behind instrument panel, center of dashboard
⚠️ Analog/electromechanical cluster with electronic speedometer interface. Odometer is mechanical; no mileage programming exists. Replacement requires no coding.
Anti-lock Brake System Control Unit (ABS)1.5 hr R&Rno coding
📍 Right front corner of engine bay, near battery
⚠️ Bosch ABS 2 system, optional equipment 1987-1989. Hydraulic unit and control module integrated. No coding required, self-calibrates on first drive cycle.
Digital Motor Electronics (DME)1.2 hr R&Rno coding
📍 Left side of engine bay, mounted on inner fender near shock tower
⚠️ Bosch Motronic ML1.1 system. Early hardware-configured unit with fixed programming. EPROM replacement at dealer was only update method. No VIN coding or adaptation required after replacement.
Climate Control Unit (A/C Control)1.0 hr R&Rno coding
📍 Center console, below radio
⚠️ Electromechanical climate control with vacuum-operated blend doors. Control head is standalone with no electronic coding or vehicle communication.
Radio Head Unit (Radio)0.8 hr R&Rno coding
📍 Center console, upper dashboard
⚠️ Blaupunkt or Becker cassette radio. Standalone unit with no vehicle integration or coding. May have anti-theft code card for radio itself.
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour? Tell us — corrections ship fast here.
Size-standard part numbers — verify your connector type before buying. Rear blades are model-specific; check the package's vehicle list.
Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 1989 Porsche 944 Turbo 2.5L I4 Turbo and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.