Honda Acura NSX 1991 Service Manual page 103

14. Relieve fuel pressure (See Section 11).
system; keep open flame or spark away from work
area. Drain fuel only into an approved container.
15. Disconnect the fuel feed hose and the return hose
(page 5-21).
16. Remove the ignition coil covers, the wire harness
covers, the ignition coils and the connectors (page
17. Remove the water hoses, then remove the expan-
sion tank (page 5-21).
18. Remove the breather hose, and the air cleaner case
(page 5-22).
19. Remove the brake booster hose, the charcoal
canister hose and other hoses from the intake
manifold and throttle body (page 5-22).
20. Remove the emission control box (page 5-23).
Do not disconnect emission hoses.
l
Disconnect the three connectors before re-
l
moving.
21. Remove the connector, the terminal and the al-
ternator.
22. Disconnect the engine wire harness connectors, then
remove the harness clamps from the cylinder head
and the intake manifold.
Front cylinder head:
l sensor connector
l A/C compressor magnetic clutch connector
l Ground terminal
Three injector connectors (cylinders No.4,
l
l TA sensor connector
Oil pressure switch connector (VTEC)
l
Pedal sensor connector (throttle body)
l
Rear cylinder head:
Oil pressure switch connector (oil cooler base)
l
Three injector connectors (cylinders No. 1, 2, and
l
Knock sensor connector
l
l Step motor connector (throttle body)
Throttle sensor connector
l
Oil pressure switch connector (VTEC)
l
IGNITER
PEDAL SENSOR
CONNECTOR
5, and
CONNECTORS
STEP MOTOR
CONNECTOR
THROTTLE SENSOR
CONNECTOR