Ford Mustang Service Manual: Dual Converter Y-Pipe - 3.8L

Ford Mustang Service Manual / Exhaust System / Dual Converter Y-Pipe - 3.8L

Removal

NOTE: The RH and LH catalytic converters are serviceable separately.

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

2. CAUTION: When repairing the exhaust system or removing exhaust components, disconnect all heated oxygen sensors (HO2S) (9F472) and catalyst monitor sensors at the wiring connectors to prevent damage to the sensors and wiring harnesses.

Disconnect the RH and LH HO2S connectors.

3. Disconnect the RH and LH catalyst monitor sensor connectors.


3. Disconnect the RH and LH catalyst monitor sensor connectors.

4. Remove the dual converter assembly nuts.


4. Remove the dual converter assembly nuts.

5. Remove the RH exhaust manifold flange nuts.


5. Remove the RH exhaust manifold flange nuts.

6. Remove the LH exhaust manifold flange nuts.


6. Remove the LH exhaust manifold flange nuts.

7. Remove the dual converter (5F250) assembly.


7. Remove the dual converter (5F250) assembly.

8. If necessary, use the two spot welds as a baseline, measure 226.8 mm (9.07


8. If necessary, use the two spot welds as a baseline, measure 226.8 mm (9.07 in) and cut the pipe.

9. Remove 13 mm (0.52 in) from the LH dual converter.


9. Remove 13 mm (0.52 in) from the LH dual converter.

Installation


Installation

1. Position the LH dual converter.

  • Snug the LH converter-to-manifold nuts.

2. Position the RH dual converter pipe.


2. Position the RH dual converter pipe.

  • Snug the RH converter-to-manifold nuts.

3. If necessary, position the LH and RH dual converter pipes into the sleeve


3. If necessary, position the LH and RH dual converter pipes into the sleeve and install the clamps.

Tighten the clamps to 55 Nm (41 lb-ft).

4. Install the dual converter assembly nuts.

5. Tighten the LH converter-to-manifold nuts.


5. Tighten the LH converter-to-manifold nuts.

6. Tighten the RH converter-to-manifold nuts.


6. Tighten the RH converter-to-manifold nuts.

7. Connect the RH and LH HO2S connectors.


7. Connect the RH and LH HO2S connectors.

8. Connect the RH and LH catalyst monitor sensor connectors.

9. Lower the vehicle.

    Muffler - 4.6L (4V)
    Removal and Installation 1. Raise and support the vehicle. For additional information, refer to Section. 2. NOTE: RH side shown, LH side similar. Remove the dual converter assembly nuts. 3. Remove ...

    Dual Converter H-Pipe - 4.6L (2V and 4V)
    Removal NOTE: The RH and LH catalytic converters are serviced separately. 1. Raise and support the vehicle. For additional information, refer to Section. 2. CAUTION: When repairing exhaust system or ...

    Other materials:

    Column
    Steering Column (Description and Operation)   NOTE: All fasteners are important because they can affect the performance of vital parts and systems. Incorrect installation of the fasteners can result in major repair expenses. They must be installed ...

    Lifting
    Jacking WARNING: Never run the engine with one wheel off the ground, such as when changing a tire. The wheel still on the ground could cause the vehicle to move. CAUTION: The jack (17080) provided with the vehicle is intended to be used in an emergency for c ...

    Component Tests
    Road Test NOTE: It may be necessary to have the customer ride along or drive the vehicle to point out the concern. During the road test, take into consideration the customer's driving habits and the driving conditions. The customer's concern just may be an a ...