Acura 3.5 RL Manual page 124

Charging System
Troubleshooting (cont'd)
(From page 4-25)
Check for an open in the IG circuit:
Measure the voltage at the No. 1
terminal of the 4P connector.
Is there battery voltage?
Check the Alternator/Regulator:
1. Turn the ignition switch OFF.
2. Connect the 4P connector to
the alternator.
3. Turn the ignition switch ON
(II).
Does the charging system
light come on?
4. Start the engine.
Does the charging system
light go off?
The charging system light circuit
is OK.
Turn the ignition switch OFF, and
repair the open circuit in the BLK/
YEL wire.
Check the alternator/regulator
(see page 4-27).
Check the alternator/regulator
(see page 4-27).
ALTERNATOR
4P CONNECTOR
Wire side of
female terminals