ENGINE PERFORMANCE – Mazda B2300 SE 2003 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.3L

2.3L, Engine Performance Wiring Diagram (1 of 4) for Mazda B2300 SE 2003

List of elements for 2.3L, Engine Performance Wiring Diagram (1 of 4) for Mazda B2300 SE 2003:

• (left side of radiator support)
• (not used)
• (rear of engine compt)
• A/c system
• Anti-theft system
• Battery junction box (left rear of eng compt)
• C209
• C215
• Central junction box (behind left side of dash)
• Cooling fans system
• Crankshaft position (ckp) sensor (on lower front of eng)
• Data link connector (dlc) (fastened to bottom of dash near steering column)
• Digital transmission range sensor (left side of transmission)
• Fuse 25a
• Fuse 7 30a
• Fuse 7.5a
• G2 (rear of engine compt)
• Hot at all times
• Hot in run or start
• Ignition coil (on top right side of eng)
• Instrument cluster
• Instrument cluster system
• Knock sensor (left side of engine)
• Malfunction indicator lamp (mil)
• Pcm power diode
• Pcm power relay
• Powertrain control module (pcm) (right rear of eng compt, through firewall)
• Red
• Starting/ charging system
• Swirl control monitor (left rear of engine compt)

2.3L, Engine Performance Wiring Diagram (2 of 4) for Mazda B2300 SE 2003

List of elements for 2.3L, Engine Performance Wiring Diagram (2 of 4) for Mazda B2300 SE 2003:

• (not used)
• (top of clutch pedal support)
• A/c clutch relay
• A/t
• A/t
• Battery junction box (left rear of engine compartment)
• Clutch pedal position (cpp) switch
• Cooling fans system
• Cylinder head temperature sensor (right side of cylinder head)
• Electronic thermostat (top right front of engine)
• Evaporative emissions (evap) canister purge valve (left side of eng, near battery)
• Evaporative emissions (evap) canister vent valve
• Fuel pump relay
• Fuse 23 20a
• Fuse 41 15a
• Hot at all times
• Intermediate shaft speed sensor (left side of transmission)
• M/t
• M/t
• Manifold absolute pressure sensor (center of firewall)
• Mass airflow/ intake air temperature sensor (in air cleaner assembly)
• Output shaft speed sensor (left side of transmission)
• Power steering pressure (psp) switch (left front of eng compt)
• Red
• Swirl control solenoid valve (rear of engine)
• Throttle position (tp) sensor (on throttle body assembly)

2.3L, Engine Performance Wiring Diagram (3 of 4) for Mazda B2300 SE 2003

List of elements for 2.3L, Engine Performance Wiring Diagram (3 of 4) for Mazda B2300 SE 2003:

• (on differential housing) rear axle speed sensor
• (under center of dash) g8
• (under driver's seat) g10
• Abs control module (left front inner fender panel)
• Anti- slosh module
• C214
• C215
• Central junction box (behind left side of dash)
• Check fuel cap indicator
• Cruise control system
• Egr stepper motor (on rear of engine)
• Fuel injectors (top of cylinders)
• Fuel pump/ fuel gauge sender
• Fuel tank assembly
• Fuel tank pressure sensor
• Fuse 10a
• Generic electronic module (gem)/ central timer module (ctm) (center of dash)
• Hot in run
• Inertia fuel shut-off switch (below right side of dash, near kick panel)
• Instrument cluster
• Instrument cluster, transmission system
• O/d indicator lamp
• Red
• Red/ pnk
• Red/pnk
• T2100a
• Tach- ometer
• Tan
• Tan/red
• Transmission control switch (tcs) (on end of transmission selector lever)

2.3L, Engine Performance Wiring Diagram (4 of 4) for Mazda B2300 SE 2003

List of elements for 2.3L, Engine Performance Wiring Diagram (4 of 4) for Mazda B2300 SE 2003:

• (on brake pedal support) brake pedal position switch (bpp)
• 4r44e automatic transmission (left side of transmission)
• A/t
• Air conditioning system
• Battery junction box (left rear of eng compt)
• Camshaft position (cmp) sensor (left front of eng)
• Central junction box (behind left side of dash)
• Electronic pressure control (epc) solenoid
• Fuse 21 10a
• Fuse 7.5a
• G1 (behind left headlight)
• G10 (under driver's seat)
• Heated oxygen sensor (ho2s) 11 (rear of eng compt, in exhaust)
• Heated oxygen sensor (ho2s) 12 (lower rear center of eng compt, in exhaust)
• Hot at all times
• Idle air control (iac) valve (top right rear of eng)
• M/t
• Mass airflow/ intake air temperature sensor (in air cleaner assembly)
• Nca
• Powertrain control module (pcm) (right rear of eng compt, through firewall)
• Red
• Red/pnk
• Shift solenoids
• Tan
• Tan/red
• Torque converter clutch (tcc) solenoid
• Transmission fluid temperature (tft) sensor
• Turbine shaft speed sensor (tss)