Flowcharts - Honda Acura NSX 1991 Service Manual

Troubleshooting
Problem Code 1: Hydraulic Controlled Components.
Use only the digital multimeter to check the system.
CAUTION:
NOTE:
ed on to show that the system circuit is functioning.
removed).
turned off).
Pre-test steps:
Check the ALB 40A Fuse.
l
Check all brake system hoses and pipes (low and high pressure) for signs of leaking, bending or kinking.
l
Check reservoir fluid level, and if necessary, fill to the MAX level.
l
Disconnect
the pressure switch
connector and check the con-
tinuity between the No. 1 (BLK)
and No. 2 (YEL) terminals.
N O
Reconnect the pressure switch
Bleed high pressure fluid from
the
maintenance bleeder with
the Bleeder T-wrench (see page
Jack up the rear of car and sup-
port with safety stands, then run
the engine in gear above 6 mph
(To page 19-48)
light does not blink when the following failures occur.
Bleed high pressure fluid from
the maintenance bleeder with
the Bleeder T-wrench.
(See page 19-62).
Check the continuity of pressure
Is there continuity?
1
NO
Block
front wheels before
jacking up rear of car.
(See page I-6 through
Y E L BLK
I
I
YES
Replace the pressure switch
( c l o s e d ) .
19-47