Honda Acura NSX 1991 Service Manual page 740

Problem Code 6-l : Front Fail-Safe Relay Circuit.
CAUTION: Use only the digital multimeter to check the system.
Remove the front fail-safe relay.
I
Check for relay functron (Page
Does it work properly?
Y E S
Check for continuity between
the No. 4 (BLK) terminal and
body ground.
I
Is there continuity?
YES
Disconnect the 3P connectors
from the front solenoids.
Check BRNlBLK wire for con-
tinuity between the solenoids
and the front fail-safe relay.
Is there continuity?
Y E S
Turn the ignition switch ON.
Check for voltage between the
No. 1 (YELIBLK) terminal (+) and
body ground (-1.
Is battery voltage av
Y E S
Turn the ignition switch OFF.
(To page 19-54)
FRONT
FAIL-SAFE RELAY
R
ELAY BOX B
N O
Faulty front fail-safe relay.
Repair open in BLK wire between
N O
poor ground (6202).
HARNESS SIDE CONNECTOR
FRONT RIGHT
Repair open in BRNlBLK wire be-
tween the solenoids and the
front fail-safe relay.
Repair open in YELlBLK wire be-
tween the fail-safe relay and No.
4 fuse.
View from terminal side.
I
FRONT LEFT
View from terminal side.
View from
terminal side.
CONNECTOR