COMPONENT SERVICE-RADIO
AND STEREO
NOISE SUPPRESSION CHART
Symptom
Unusual noise related to
engine speed.
“Clatter” noise related to the
flashing of turn signal lights.
Abnormal noise when the
horn is operated.
Noise when the windshield
washer operates.
Unusual noise when the
engine is started.
Noise source Remedy
Engine Securely ground the engine, frame and/or body and engine hood.
Turn signals
Horn
Washer motor
Water temperature
gauge unit
Engine
Ground wire
16E710
Connect a 0.5 PF noise-suppression capacitor to the B-terminal
of the flasher unit.
Flasher
-iu
unit
L
- 0.5pF noise suppression
capacitor
16E712
1. Connect a 0.5 /JF noise-suppression capacitor to the + B-
terminal of the horn.
2. For an FM radio, connect an LC filter to the horn terminals.
Horn LC filter
16E713
Clonnect an LC filter between the terminal of the washer motor
md the power source wire.
Q
16F671
Connect a 0.1 I.IF noise-suppression capacitor to the terminal
If the water temperature gauge unit.
O.lpF noise suppression
capacitor
16F672
8-163