Control Units

1990 Saab 900 Base, 2D Convertible, StandardSECTION Control Units
CONTROL UNITS LOCATION

Component Location
ABS Control Unit On left side of engine compartment, front of wheel housing.
Auto. Performance Control (APC) Control Unit On left side of engine compartmant.
Burglar Alarm Control Unit (Convertible) Under rear seat.
Cruise Control Unit Under left side of dash, behind knee bolster. See Figure .
EZK Ignition Control Unit (16-Valve Non-Turbo) In front of left wheelwell, near ignition amplifier.
Ignition Amplifier On cooling plate in front of left wheelwell.
Ignition Pulse Amplifier (w/Tach.) On fuse/relay panel, position "D". See Figure .
Fuel Injection Control Unit Behind right kick panel. See Figure .
Passive Seat Belt Control Unit Under rear seat.
Power Door Lock Controller Under right side of dash, behind knee bolster.
Upshift Relay/Controller On fuse/relay panel, position "F". See Figure .
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.