Emission Control

1998 Ford Mustang Exhaust Emission Control 3.8L Vehicle and engine Type (air injection, modifications, plus engine exhaust gas modifications, recirculation and air other) injection Electric Air Pump Air Injection (Calif. A/T Powertrains Pump or pulse Only - TLEV) Air Injection Electric Driven by Air Injection - Air Exhaust Manifolds RH distribution (head, & LH manifold, etc.) Air Injection - Point Exhaust Runner #3, #6 of entry Exhaust Gas Delta PFE (DPFE) Recirculation - Type Exhaust Gas Recirculation RH Exhaust Manifold Exhaust Source Exhaust Gas Recirculation Intake manifold Point of exhaust injection Catalytic Converter TWC - Type Catalytic Converter Four - Number of TWC (2) - Toeboard Catalytic Converter and TWC (2) - Location(s) underbody Catalytic Converter Toe board 2 x (55); - Volume L (in. Underbody 2 x (42) cubed) Catalytic Converter Ceramic - Substrate Type Catalytic Converter Paladium Pd - Noble Metal Type

4.6L (SOHC)

4.6L (DOHC)

Vehicle and engine modifications, plus exhaust gas recirculation and air injection

Vehicle and engine modifications, plus exhaust gas recirculation and air injection

N/A

Secondary Air pump

N/A

Electric

N/A

Exhaust manifold

N/A

#1 and #5 exhaust port

Electronic

Electronically Controlled flow

LH Exhaust Manifold

LH Exhaust manifold

Throttle body spacer

Upper intake manifold

TWC

TWC - JMI High tech washcoat

6

3 per side / 6 total

TWC (2) - Toeboard and TWC (4) underbody - (4) x 0.69 (42) Toe board - (2) x 0.69 (42) and Underbody - 4 x 0.69 (42)

Pd

Two (2) Toeboard and Four (4) Underbody Toeboard - (2) x 0.69 (42) and Underbody (4) x 0.69 (38)

Toeboard Pd/Rh, Underbody #1 Pd/Rh, Underbody #2 Pt/Rh

Toeboard 40, Catalytic Converter Toe Board 110, Underbody #1 40, - Noble Metal Underbody 110 (g/ cu. 110 g/ cu. ft for all cats. Underbody #2 28 (g/cu. Concentration ft) ft) Crankcase Emission Control

Type Energy source Discharges to Air inlet

3.8L

4.6L (SOHC)

4.6L (DOHC)

Closed induction system Manifold vacuum Intake manifold Air inlet tube

Closed induction system Manifold vacuum Intake manifold Air Inlet Tube

Closed induction system Manifold vacuum Intake manifold Air Inlet Tube

Evaporative Emission Control 3.8L

4.6L (SOHC) 4.6L (DOHC)

Externally vented to Carbon canister

Carbon canister

Carbon canister

Carburetor - Vapor vented N/A to

N/A

N/A

Vapor storage provision

Carbon canister

Carbon canister

Fuel tank - Vapor vented to

Carbon canister

Electronic System Emission Control

Closed Loop (yes/no) Open Loop (yes/no)

3.8L

4.6L (SOHC)

4.6L (DOHC)

Yes Yes

Yes Yes

Yes Yes