Ford Mustang (1999-2004) Service Manual: Catalyst Monitor Sensor

Special Tool(s)

Socket, Exhaust Gas Oxygen Sensor 303-476 (T94P-9472-A)

Material

Item Specification
Penetrating and Lock Lubricant or equivalent E8AZ-19A501- B

Removal and Installation

1. Disconnect the battery ground cable. For additional information, refer to Section.

2. Raise and support the vehicle. For additional information, refer to Section.

3. NOTE: Two catalyst monitor sensors are used for the engine control system. They are located in the dual converter Y pipe downstream from the catalyst. The left side catalyst monitor sensor is shown, the right side is similar.

Disconnect the connector.

Catalyst Monitor Sensor

4. NOTE: If necessary, lubricate the sensors with penetrating and lock lubricant to assist in removal.

Using the special tool, remove the catalyst monitor sensors from the dual converter Y pipe.

Catalyst Monitor Sensor

5. To install, reverse the removal procedure.

Catalyst Monitor Sensor

    Heated Oxygen Sensor (HO2S)
    Special Tool(s) Socket, Exhaust Gas Oxygen Sensor 303-476 (T94P-9472-A) Material Item Specification Penetrating and Lock Lubricant or equivalent E8AZ-19A501- B ...

    Clutch Pedal Position (CPP) Switch
    Removal 1. Disconnect the battery ground cable. For additional information, refer to Section. 2. Disconnect the connector. 3. Remove the bolt and the clutch pedal position (CPP) switch. In ...

    Other materials:

    Mass Air Flow (MAF) Sensor - 3.8L
    Removal CAUTION: The mass air flow (MAF) sensor hot wire sensing element and housing are calibrated as a unit and must be repaired as a complete assembly. Do not damage the sensing element (internal to housing) or possible failure to the mass air f ...

    Component Tests
    Ball Joint Inspection 1. Raise and support the vehicle. 2. Prior to performing any inspection of the ball joints, inspect the wheel bearings. 3. Position a safety stand beneath the front suspension lower arm (3079) to be tested. 4. While an assistant pul ...

    Accelerator Cable - 4.6L (2V)
    Removal and Installation 1. Push the accelerator cable nylon bushing out of the accelerator pedal and shaft arm. 2. Remove the bolts retaining the accelerator cable to the dash panel. 3. Disconnect the accelerator cable from the throttle body by rotating ...