Ford Mustang (1999-2004) Service Manual: Engine Emission Control
Torque Specifications

- Engine Emission Control (Description and Operation)
- Exhaust Gas Recirculation (EGR) Valve
- Exhaust Gas Recirculation (EGR) Valve - Cobra
- Exhaust Gas Recirculation (EGR) Valve - Mach I
- Exhaust Manifold to Exhaust Gas Recirculation (EGR) Valve Tube
- Exhaust Manifold to Exhaust Gas Recirculation (EGR) Valve Tube - Cobra
- Exhaust Manifold to Exhaust Gas Recirculation (EGR) Valve Tube - Mach I
- Differential Pressure Feedback Exhaust Gas Recirculation (EGR) System
- Exhaust Gas Recirculation (EGR) Vacuum Regulator Solenoid
- Positive Crankcase Ventilation (PCV) Hose
Spark Plugs
Removal and Installation
1. Remove the ignition coil-on-plug. For additional information, refer to
Ignition Coil-On-Plug in this
section.
2. NOTE: Use compressed air to remove any foreign materi ...
Engine Emission Control (Description and Operation)
CAUTION: Do not remove any part of the engine emission control system.
Operating the
engine without the engine emission control system will reduce fuel economy and
engine
ventilation. This will weak ...
Other materials:
Symptom Chart
Condition
Possible Sources
Action
Incorrect/erratic direction
of airflow from outlet(s)
No vacuum to A/C heater
function switch selector.
A/C heater function selector
switch leaks vacuum.
Kinked/pinched vacuu ...
Pinpoint Tests
The pinpoint tests are a step-by-step diagnostic process designed to
determine the cause of a condition. It may not always be necessary to follow a
pinpoint test to its conclusion. Carry out only the
steps necessary to correct the condition. Then, test the s ...
Floor mats
WARNING: Always use floor mats that are designed to fit the
footwell of your vehicle. Only use floor mats that leave the pedal
area unobstructed. Only use floor mats that are firmly secured to
retention posts so that they cannot slip out of position and inter ...
