Ford Mustang (1999-2004) Service Manual: Engine (Diagnosis and Testing)
Special Tool(s)
![]() |
Commercially Available Leakdown Tester |
![]() |
Quick Disconnect Compression Tester 134-R0212 or equivalent |
![]() |
Dial Indicator Gauge Adapter 303-007 (TOOL-6565-AB) or equivalent |
![]() |
Dial Indicator Gauge with Holding Fixture 100-002 (TOOL-4201-C) or equivalent |
![]() |
Engine Cylinder Leak Detection/Air Pressurization Kit 014-00708 or equivalent |
![]() |
Oil Pressure Gauge 303-088 (T73L-6600-A) |
![]() |
UV Leak Detector Kit 164-R0756 or equivalent |
![]() |
Vacuum/Pressure Tester 164-R0253 or equivalent |
Material

Engine System - General Information
General Specifications
Engine
NOTE: This section contains information, steps and procedures that may
not be specific to your
engine.
This section covers general procedures and diagnosis and testin ...
Inspection and Verification
1. Verify the customer concern by operating the engine to duplicate the
condition.
2. Visually inspect for obvious signs of mechanical damage. Refer to the
following chart.
Visual Inspection Ch ...
Other materials:
Principles of Operation
NOTE: Battery power and ground must be remove before disconnecting
the GEM connectors to avoid
setting false codes.
Power Locks Operation
The power locks feature allows the customer to lock and unlock the
doors via momentary switches
located on t ...
Gearshift Rail and Fork
Disassembly and Assembly
1. Using a 5/32-inch drift and a hammer, remove and discard the split pin.
Slide the shift fork from
the shift rail.
2. Remove the gearshift fork inserts.
3. CAUTION: Support the shift rail to prevent damage to the parts.
Positio ...
Component Tests
Grid Wire Test
1. Using a bright lamp inside the vehicle, inspect the wire grid from
the exterior. A broken grid wire
will appear as a brown spot.
2. Run the engine at idle. Set the rear window defrost switch to ON. The
indicator light should
co ...








