Exhaust Manifold Removal; Exhaust Manifold Installation - Jeep 1987 Wrangler Workshop Manual

ENGINES
IKS
2.46 LITER (150 CID) FOUR-CYLINDER ENGINE
install the drive belt(s) and -tighten to the
specified tension. Refer to the Cooling Systems
section.
Connect the coolant temperature sensor wire.
Connect the E G R valve tube to the intake
manifold.
Connect the coolant hoses to the intake
manifold.
Connect the vacuum hose to the E G R valve.
Connect the throttle cable and the PCV valve
hose.
Connect the throttle valve rod retainer and
spring.
Install the air cleaner.
Refill the cooling system with coolant.
If replacement coolant is being used, ensure the
mixture of antifreeze and low mineral content
water is acceptable for the climate.
WARNING: Use extreme caution when the
engine is operating. Do not stand in a direct line
with the fan. Do not put your hands near the
pulleys, belts or fan. Do not wear loose clothing.
Start the engine and inspect for leaks. Repair as
necessary.
EXHAUST MANIFOLD REMOVAL
Remove the intake manifold. Refer to the Intake
Manifold Removal procedure.
Disconnect the E G R valve tube.
Disconnect the exhaust pipe from the exhaust
manifold.
Disconnect the oxygen ( 0
2
) s e n s o r wire
connector.
Remove the sensor from the exhaust pipe.
Remove the nuts from the end studs.
Remove the exhaust manifold.
Clean the mating surfaces of the cylinder head
and the exhaust manifold (if the original manifold
is to be installed).
EXHAUST MANIFOLD INSTALLATION
Position the exhaust manifold over the end
studs on the cylinder head.
83128
80