Ford 1997 Ranger - Exhaust Manifolds; Exhaust Manifold Removal; Exhaust Manifold Installation

IN-VEHICLE SERVICE
Exhaust Manifolds
Removal
WARNING: ALLOW ENGINE (6007) TO COOL SUFFICIENTLY BEFORE REMOVING MANIFOLDS.
SERIOUS INJURY WILL RESULT FROM CONTACT WITH HOT EXHAUST MANIFOLDS.
1. Disconnect ground cable at battery and set aside.
2. NOTE: Spray retaining nuts with rust penetrant prior to loosening to prevent removal of stud
with nut.
Raise vehicle. Loosen and remove muffler inlet pipe retaining nuts from exhaust manifolds (9430).
3. Lower vehicle.
R
ight-Hand Side
1. Remove spark plugs (12405).
2. Remove exhaust manifold retaining bolts and studs.
3. Remove exhaust manifold from vehicle.
L
eft-Hand Side
1. Disconnect two Delta PFE sensor hoses from EGR valve to exhaust manifold tube (9D477).
2. Loosen EGR tube flare nut at EGR valve (EGR valve) (9D475).
3. On Ranger, remove EGR tube bolt at exhaust manifold. On Aerostar, loosen and remove flare nut at
exhaust manifold connector (9F485).
4. Remove engine oil level indicator dipstick tube retaining nut. Rotate or remove tube out of way.
5. Remove exhaust manifold and exhaust manifold gasket (9448) from vehicle.
Exhaust Manifold Installation
Section 03-01B: Engine, 3.0L V-6 1997 Aerostar, Ranger Workshop Manual
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