2003 FORD MUSTANG ignition

IN-
VEHICLE REPAIR
Timing Drive Components
Removal CAUTION: Since the engine is not free- wheeling, timing procedures must be followed
exactly or piston and valve damage can occur.
1. Remove the engine front cover. For additional information, refer to Engine Front Cover in this
section.
2. Remove the crankshaft sensor ring from the crankshaft. 3. Disconnect the eight ignition coil electrical connectors. SECTION 303-
01B: Engine — 4.6L (2V) 2003 Mustang Workshop Manual Special Tool(s)
Compressor, Valve Spring
303-
567 (T97P-6565- AH) Holding Tool, Crankshaft
303-
448 (T93P-6303- A) Aligner, Camshaft Position
303-
557 (T96T-6256- B) Klj . 1 ba
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4. Remove the bolts and the eight ignition coils.
5.
NOTE: Use compressed air to remove any foreign material from the spark plug wells before
removing the spark plugs.
Remove the spark plugs.
6. NOTE: Rotate the camshaft to the base circle of the camshaft lobe before removing the
followers. Keep the roller followers in order when removing.
Using the special tool, remove the 16 roller followers.
zRotate the crankshaft and camshaft as necessary. Klj . 2 ba
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19. Install the eight ignition coils and bolts.
20. Connect the eight ignition coil electrical connectors.
21. Install the crankshaft sensor ring on the crankshaft.
22. Install the engine front cover. For additional information, refer to
Engine Front Cover in this
section. Klj . 12 ba
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14. Disconnect the vacuum line from the fuel pressure sensor. Item Part Number Description
1 — To crankshaft position sensor
2 — To A/C compressor
3 — To radio ignition interference capacitor (2)
4 — To fuel injectors (8)
5 — To ignition coils (8)
6 — To engine coolant temperature sensor
7 — To throttle position sensor
8 — To idle air control valve
9 — To EGR vacuum regulator
10 — To differential pressure feedback EGR
11 — To fuel pressure regulator
12 — Fuel injection ground
13 — To generator
14 — To camshaft position sensor
15 — To body
16 — To heated oxygen sensor (2)
17 — Engine bulkhead connector
18 — To low coolant sensor
19 — To body
20 — To power distribution box
21 — To body Klj . 5 ba
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15. Remove the throttle body bolts.
16.
NOTE: The gasket is reusable if not damaged.
Remove the throttle body and adapter as an assembly. zInspect and clean the sealing surfaces.
17. Remove the ignition coils.
18. Remove the radio interference capacitors. Klj . 6 ba
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16. Disconnect the vacuum line to the fuel pressure sensor. Item Part Number Description
1 — To crankshaft position sensor
2 — To A/C compressor
3 — To radio ignition interference capacitor (2)
4 — To fuel injectors (8)
5 — To ignition coils (8)
6 — To engine coolant temperature sensor
7 — To throttle position sensor
8 — To idle air control valve
9 — To EGR vacuum regulator
10 — To differential pressure feedback EGR
11 — To fuel pressure regulator
12 — Fuel injection ground
13 — To generator
14 — To camshaft position sensor
15 — To body
16 — To heated oxygen sensor (2)
17 — Engine bulkhead connector
18 — To low coolant sensor
19 — To body
20 — To power distribution box
21 — To body Klj . 6 ba
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17. Remove the throttle body bolts.
18.
NOTE: The gasket is reusable if not damaged.
Remove the throttle body and adapter as an assembly. zInspect and clean the sealing surfaces.
19. Remove the ignition coils.
20. Remove the radio interference capacitors. Klj . 7 ba
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82. Install the generator support brace.
83. Install the accessory drive belt. For additional information, refer to
Section 303 - 05 .
84. Install the radio interference capacitors.
85. Install the ignition coils and bolts. Klj . 30 ba
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