⚠️ Separate calibration assembly (PROM chip) must match vehicle application; replacement requires correct part number for engine/transmission combination. 60-pin connector.
Premium Sound System Module (JBL)1.0 hr R&Rno codingwith JBL premium audio system
📍 Trunk, driver side rear panel behind trim
⚠️ External amplifier; base audio systems have no separate module.
Electronic Automatic Transmission Control (EATX)0.9 hr R&Rno codingAXOD automatic transmission (3.0L and 3.8L engines)
📍 Engine compartment, driver side inner fender near battery
⚠️ Integrated with EEC-IV system; not present on earlier AXOD versions (1986-early 1987) which used purely hydraulic control.
Speed Control Amplifier (SCA)0.7 hr R&Rno codingwith cruise control
📍 Engine compartment, driver side firewall near brake booster
⚠️ Cable-actuated throttle control; interfaces with EEC-IV for vehicle speed signal.
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 1988 Ford Taurus 2.5L I4 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.