Mitsubishi MOTORS Space Runner 1999 Workshop Manual Supplement page 172

INTAKE AND EXHAUST -
Intake Manifold <4G6-MPI>
REMOVAL SERVICE POINT
AA" DELIVERY PIPE, INJECTOR AND PRESSURE
REGULATOR REMOVAL
Remove the delivery pipe (with the injectors and pressure
regulator attached to it).
Caution
Care must be taken, when removing the delivery pipe,
not to drop the injector.
INSPECTION
Check the following points; replace the part if a problem is
found.
INTAKE MANIFOLD CHECK
1. Check for damage or cracking of any part.
2. Check for obstruction of the negative pressure (vacuum)
outlet port, and for obstruction of the water passage or
gas passage.
3. Using a straight edge and thickness gauge, check for
distortion of the cylinder head installation surface.
Standard value: 0.15 mm or less
Limit: 0.20 mm
15-5