Honda Acura NSX 1991 Service Manual page 742

Problem Code 6-4: Rear Fail-Safe Relay Circuit
CAUTION: Use only the digital multimeter to check the System.
Remove the rear fail-safe relay.
Check for relay function (page
Does it work proper1
Y E S
Check for continuity between
the No. 4 (BLK) terminal and
body ground.
Is there continuity?
Y E S
Disconnect the 3P connectors
from the rear solenoids.
I
i e w f r
Is there continuity?
Turn the ignition switch ON.
I
I
Is battery voltage available?
Y E S
Turn the ignition switch off.
(To page 19-56)
Faulty rear fail-safe relay.
Repair open in BLK wire between
and
the relay
ground (6202).
REAR RIGHT
o m t e r m i
I
Repair open in BLWBLK wire be-
tween the solenoids and rear fail-
relay.
safe
Repair open in YELlBLK wire be-
tween the relay and No. 4 fuse.
View from terminal side.
ground or poor
REAR LEFT
n a l s i d e
EAR
ONNECTOR
.
YELIBLK
View from terminal side.