ENGINE PERFORMANCE – Mazda MX-5 Miata 1994 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

1.8L

1.8L, Engine Performance Wiring Diagrams (1 of 2) for Mazda MX-5 Miata 1994

List of elements for 1.8L, Engine Performance Wiring Diagrams (1 of 2) for Mazda MX-5 Miata 1994:

• (behind right seat)
• (rear of engine)
• A/c relay
• A/t
• Acc
• Clutch switch (m/t) (on clutch pedal support)
• Condenser fan relay
• Coolant fan relay
• Data link connector (at left shock tower)
• Engine fuse 15a
• Fuel inj fuse 30a
• Fuel injectors (right side of engine)
• Fuel pump
• Fuel pump relay (behind left side of dash)
• Fuel tank unit (in fuel tank)
• Fuse block
• G104 (left rear of engine compartment)
• G115 (rear of engine)
• G203 (at right kick panel)
• G402 (left rear wheel well)
• Heater control unit
• Hot at all times
• Hot in run or start
• Ignition coil
• Ignition switch
• Instrument cluster (tach)
• J/c
• M/t
• M/t only
• Main fuse block
• Main relay (left rear of engine compartment)
• Off
• Powertrain control module (engine)
• Powertrain control module (transmission) (behind left side of dash)
• Red
• Refrigerant pressure switch
• Room fuse 10a
• Run
• Solid state
• Spark plugs 1 & 4
• Spark plugs 2 & 3
• Start

1.8L, Engine Performance Wiring Diagrams (2 of 2) for Mazda MX-5 Miata 1994

List of elements for 1.8L, Engine Performance Wiring Diagrams (2 of 2) for Mazda MX-5 Miata 1994:

• Compartment)
• Crankshaft position sensor (rear of engine)
• Egr function sensor (right rear of engine)
• Egr solenoid valve (vacuum) (right rear of engine)
• Egr solenoid valve (vent) (right rear of engine)
• Engine coolant temperature sensor (top of engine)
• Engine)
• Fuse block
• G117 (right rear of engine)
• G203 (at right kick panel)
• Heated oxygen sensor (left rear of engine)
• Hot at all times
• Hot in run or start
• Hot with engine cranking
• Idle air control valve (front of engine)
• Instrument cluster
• J/c
• Main fuse block
• Malfunction indicator lamp
• Mass airflow sensor (left side of engine)
• Meter fuse 10a
• Pressure regulator control solenoid valve (front of
• Purge solenoid valve (left side of engine compartment)
• Rear window defroster relay (left rear of trunk)
• Red
• St sign fuse 10a
• Steering pressure sensor (left front of engine)
• Stop fuse 15a
• Stoplight
• Switch (on brake pedal support)
• Throttle position sensor (right front of engine)
• Tns relay (left rear of engine
• Vehicle speed sensor