Removal & Installation

WARNING:

Do not smoke or carry lighted tobacco or open flame of any type when working on or near any fuel-related components. Highly flammable mixtures are always present and may be ignited. Failure to follow these instructions may result in personal injury.

Remove the upper intake manifold. Refer to UPPER INTAKE MANIFOLD .
Disconnect the coil-on-plug electrical connectors.

Fig 1: Identifying Coil-On-Plug Electrical Connectors
Courtesy of MAZDA MOTORS CORP.
Disconnect the radio ignition noise suppressor electrical connector.

Fig 2: Identifying Radio Ignition Noise Suppressor Electrical Connector
Courtesy of MAZDA MOTORS CORP.
Remove the engine coolant temperature (ECT) sensor electrical connector.

Fig 3: Identifying ECT Sensor Electrical Connector
Courtesy of MAZDA MOTORS CORP.
Disconnect the 16-pin electrical connectors.

Fig 4: Identifying 16-Pin Electrical Connectors
Courtesy of MAZDA MOTORS CORP.
Disconnect power steering pressure (PSP) switch electrical connector.

Fig 5: Identifying PSP Switch Electrical Connector
Courtesy of MAZDA MOTORS CORP.
NOTE:
- One connector is shown, the other five connectors are similar.
Disconnect the six fuel injector electrical connectors and release the wiring harness locators from the fuel injection supply manifold.

Fig 6: Identifying Fuel Injector Electrical Connectors
Courtesy of MAZDA MOTORS CORP.
Disconnect the camshaft position (CMP) sensor electrical connector.

Fig 7: Identifying CMP Sensor Electrical Connector
Courtesy of MAZDA MOTORS CORP.
Remove the RH wheel and tire assembly.
Remove the RH lower splash shield.

Fig 8: Identifying RH Lower Splash Shield Bolts
Courtesy of MAZDA MOTORS CORP.
Disconnect the crankshaft position (CKP) sensor electrical connector.

Fig 9: Identifying CKP Sensor Electrical Connector
Courtesy of MAZDA MOTORS CORP.
NOTE:
- The oil pressure sensor is located behind the rear of the A/C compressor. The A/C compressor has been removed for clarity.
Disconnect the oil pressure sensor electrical connector.

Fig 10: Identifying Oil Pressure Sensor Electrical Connector
Courtesy of MAZDA MOTORS CORP.
Lower the vehicle.
Remove the fuel charging wiring harness from the vehicle.
To install, reverse the removal procedure.