ENGINE PERFORMANCE – Mazda MX-5 Miata 1999 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

1.8L

1.8L, Engine Performance Wiring Diagrams (1 of 3) for Mazda MX-5 Miata 1999

List of elements for 1.8L, Engine Performance Wiring Diagrams (1 of 3) for Mazda MX-5 Miata 1999:

• A/c system
• Brake switch (behind left side of dash)
• Camshaft position sensor (right front of eng)
• Cooling fans system
• Crankshaft position sensor (front of eng)
• Engine fuse 15a
• Fuel pump (in fuel tank)
• Fuel pump relay (behind left side of dash)
• Fuse block (behind left side of dash)
• G107
• G119 (right front of eng)
• G125 (top front of eng)
• G403 (right rear wheel well)
• Hot at all times
• Hot in start or run
• Ignition coil 1 (top center rear of eng)
• Ignition coil 2 (top center rear of eng)
• Inj fuse 30a
• J/c x-19 (upper center of dash)
• J/c x-22 (left side of dash)
• J/c-01 (behind right head- lamp)
• J/c-01 (behind right headlamp)
• Knock sensor (right front of eng)
• Main fuse block (right rear of eng compt)
• Main relay
• Meter fuse 15a
• Neutral switch (m/t) (center rear of eng compt)
• Pnk
• Powertrain control module (behind right side of dash)
• Psp switch (near left front of eng)
• Room fuse 10a
• Starting/ charging system
• Stop fuse 15a
• Transmissions system

1.8L, Engine Performance Wiring Diagrams (2 of 3) for Mazda MX-5 Miata 1999

List of elements for 1.8L, Engine Performance Wiring Diagrams (2 of 3) for Mazda MX-5 Miata 1999:

• (near left front corner of eng compt) intake air temperature sensor
• (on right side of eng compt) egr boost sensor
• (right front of eng) throttle position sensor
• (top center rear of eng) data link connector 1
• (top center rear of eng) data link connector 2
• (top rear of eng) water temper- arture sender unit
• (under center rear of vehicle) ftp sensor
• Cdcv (under center rear of vehicle)
• Egr boost sensor solenoid valve (right side of eng compt)
• Egr valve (near right rear side of eng)
• G119 (right front of eng)
• J/c x-19 (upper center of dash)
• J/c x-22 (left side of dash)
• Mass air- flow sensor (near left front corner of eng)
• Pnk
• Purge solenoid valve (right side of eng compt)
• Tpcv (under center rear of vehicle)
• Transmissions system
• Vics solenoid valve (near right rear side of eng)

1.8L, Engine Performance Wiring Diagrams (3 of 3) for Mazda MX-5 Miata 1999

List of elements for 1.8L, Engine Performance Wiring Diagrams (3 of 3) for Mazda MX-5 Miata 1999:

• (california)
• (california: on exhaust system, near rear of eng,
• (left side of dash)
• A/t
• Cali- fornia
• Check engine ind
• Clutch switch (m/t) (left side of dash)
• Cruise control system
• Except california
• Fuel gauge sender unit
• G119 (right front of eng)
• G202
• Heated oxygen sensor (front) (on exhaust system, near rear of eng)
• Heated oxygen sensor (rear)
• Iac solenoid valve (right front corner of eng)
• Injectors fuel
• Instrument cluster
• J/c x-19 (upper center of dash)
• J/c x-22 (left side of dash)
• J/c x-23 (left side of dash)
• Jc-03
• Micro- computer
• Nca
• Non-california: on exhaust system, near left rear corner of eng compt)
• Powertrain control module (behind right side of dash)
• Red
• Trnasmission control module (behind left side of dash)
• Vehicle speedo- meter sensor (m/t only) (center rear of eng compt)