Ford Mustang (1999-2004) Service Manual: Connecting Rod - Side Clearance
1. Measure the clearance between the connecting rod and the crankshaft. Verify the measurement is within specification.
- Refer to the appropriate section in Group for the procedure.
- If out of specification, install new components as necessary. Refer to the appropriate section in Group for the procedure.

Roller Follower -Inspection
Push rod engines
1. Inspect the roller for flat spots or scoring. If any damage is found, inspect the camshaft lobes and valve tappet for damage.

OHC engines

Valve Tappet -Inspection
Push rod engines
1. Inspect the hydraulic valve tappet and roller for damage. If any damage is found, inspect the camshaft lobes and valves for damage.

OHC engines

Valve -Stem Diameter
1. Measure the diameter of each intake and exhaust valve stem at the points shown. Verify the diameter is within specification.
- Refer to the appropriate section in Group for the procedure.
- If out of specification, install new components as necessary. Refer to the appropriate section in Group for the procedure.

Connecting Rod - Bearing Journal Clearance
Special Tool(s)
Plastigage
303-D031 (D81L-6002-B) or
equivalent
NOTE: The crankshaft connecting rod journals must be within
specifications to check the connecting
rod bearing journa ...
Valve Stem to Valve Guide Clearance
Special Tool(s)
Dial Indicator Gauge with
Holding Fixture
100-002 (TOOL-4201-C) or
equivalent
Clearance Gauge, Valve Guide
303-004 (TOOL-6505-E) or
equivalent
NOTE: Valve ...
Other materials:
Extension Housing
Special Tool(s)
Installer, Bearing Cup
204-039 (T77F-1217-B)
Adapter for 303-224 (Handle)
205-153 (T80T-4000-W)
Disassembly and Assembly
1. Remove the bolt and the output shaft speed (OSS) sensor.
2. Remove the bolt a ...
Actuator - Speed Control Servo
1. CAUTION: Electronic modules are sensitive to static electrical
charges. If exposed
to these charges, damage may result.
Disconnect the battery ground cable.
2. Remove the LH wheel and tire; refer to Section.
3. Position aside the LH front splash shie ...
Pinpoint Test M: DTC B1891 - Air Bag Tone Warning Indicator Circuit
Shorted to Battery or
Ignition
Normal Operation
The restraints control module (RCM) monitors its connection to the
generic electronic module (GEM) at
pin 10. This connection is used to signal a chime if the air bag
indicator is inoperative and another SRS
fault exists. If the RC ...
