LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 1990 >> 626 Base >> Repair and Diagnosis >> Electrical >> Component Locations >> Electrical Component Locator >> Control Units
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Control Units

CONTROL UNITS LOCATION

Component Location
Anti-Lock Brake Control Unit Under right side of driver's seat.
Central Processing Unit In joint/fuse box.
Cruise Control Unit Under dash, near steering column. See Figure .
Electronic Transaxle Control Unit Near joint/fuse box. See Figure & Figure .
Electrical Load Control Unit Under center of dash, near ECU. See Figure & Figure .
Engine Control Unit (ECU) Under center of dash. See Figure & Figure .
Fuel Pump Control Unit In right rear corner of trunk. See Figure .
Knock Control Unit On right side of firewall. See Figure & Figure .
Passive Shoulder Belt Control Unit Under passenger's seat.
Power Steering Control Unit Under left side of driver's seat.
Four Wheel Steering (4WS) Control Unit Under left side of driver's seat. See Figure .