Mercury Optimax & Verado ECU Repair
PCM555-80
ECU REPAIR
Professional repair for 80-pin PCM ECUs used in Mercury Optimax, Verado, and Racing applications. Worldwide mail-in. 1-year warranty.
Service Pricing
Diagnose & Test
$145
Repair with 1-Year Warranty
$845
If processor needs replacing: +$500
Test fee waived when repair is purchased.
Compatible Part Numbers

EFIS69602 · EFIS69702
EFIS69801 · EFIS69901
PCMBE0101 · PCM0308M
PCM0309M · PCM0310M
PCM0701 · PCM0702
PCM0801 · PCM0802
PCM8001 · PCM8002
Problems We Repair
- Coils or injectors not working
- Alarm stuck on
- IAC not working
- ECU not responding
- Water damage
- Fuel pump issues
- Oil pump not working
- SmartCraft not working
- 2 beeps and engine shutoff
- Water in fuel alarm
- Broken pin
- Not shifting
- Lightning strike (+$500)
Engines Supported
- 1.5 Mercury Optimax 75-125hp
- 2.5 Mercury 1998-2000 Optimax 135-175hp
- 2.5 Mercury 280 ALL
- 2.5 Mercury Optimax 2.5xs, 200xs
- 2.5 Mercury EFI 225x
- 2.5 Mercury 240 Sport Jet
- 3.0 Mercury Optimax 200-250 1998+
- 3.0 Mercury Pro XS 225-250hp
- 3.0 Mercury Racing 300X
- 3.2 Mercury Optimax 300xs
- Verado 135-200 L4 · 200-400R L6
- 496 Mag & HO · 525 EFI
- 600 Sci - 1200 Sci
SEND IN YOUR PCM555-80
Worldwide mail-in · 1-year warranty · Test fee waived with repair