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Control Modules — 1981 Toyota Cressida
Every control module on the 1981-1984 Toyota Cressida — where it lives, replacement time, and what it takes to program a replacement.
Engine Control Unit (ECU)1.2 hr R&Rno coding
📍 Passenger kick panel, behind glove box
⚠️ 5M-GE EFI engine only (1981-1984). Carbureted 5M-E models have no ECU. Early Toyota EFI system with analog control, blink-code diagnostics via check engine light. Plug-and-play replacement.
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 1981 Toyota Cressida 2.8L 5M-E SOHC Fuel-Injected Inline-6 and can vary by trim.
🔧 Built by master technician Chris Hackleman · Master Technician · 20+ years.