1975 Datsun 280z FSM - Spooled up Racing

TROUBLE DIAGNOSES AND CORRECTIONS
Body Electrical System
Noise prevention chart
Position car in an open area away from steel buildings, run engine, extend antenna to its maximum length, set volume
control to maximum and set dial at a medium point without catching broadcasting wave.
Ignition system
Condition
Noise occurs when engine is operated.
Probable cause
High tension cable
Ignition coil.
Corrective action
Install new high tension cable.
Install a 0.5/xF capacitor to primary side +
terminal of ignition coil.
Note: Be careful not to install capacitor to secondary
or primary breaker side, otherwise
engine operation becomes improper.
Charging system.
Sound of alternating current present.
When accelerator pedal is depressed or
released, noise occurs.
Alternator.
Regulator.
Install a 0.5/itF capacitor to charging terminal A.
Note: Do not use a larger capacitor.
If capacitor is installed to terminal F, alternator
coil will be damaged.
Install a 0.5/xF capacitor to "IGN" terminal of
voltage regulator.
Fuel system
When ignition switch is set to "ON",
noise occurs.
Electric fuel pump.
Install a 0.5juF capacitor to power lead connector
plug of electric fuel pump.
Notes: b. Cut lead wire as short as possible. securely.
a. Be sure to locate capacitor as close c. Ground wire should be attached e. Carefully identify "+", "-", "IN"
to noise source as possible and securely to body. or "OUT" marks.
connect in parallel.
d. Make installation and connections
BE-78