Pressure Switch Circuit - Honda Prelude 1993 Service Manual

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Table of Contents

Dlagnostic Trouble Code (DTC) 1-4: Pressur€ Switch Circuit

CAUTION: Uso only tho digit8l multim6tor to chock tho systom.

SWITCH.SIOE CONNECTOR

View from terminal side.

View trom terminal side.

HARNESS.SIO€ CONNECTOR

Wlth.nglno iunnlng, ABS in-

dlcator llghi 18 ON.

With solvico check connoctor

iumped (3e€ p.go 19-551,

DTC t-4 k indicatod.

8le€d high pressure fluid trom

the maintenance bleeder with

the Bleeder T-wrench {soe page

1 9 - 8 1 ) .

Oisconnect the 2P connector

from the pressure swilch.

Chock ths continuiiy ol pr€ssur€

switch b6twe6n the No.l (YEL)

and No.2 (YEL) terminals.

Check for continuity between

the No. 1 (YEL) terminal and

body ground on lh€ harness sade

Ropair lhort In YEL wl.o ttotwoen

tho ABS control unit and P]€t-

aur6 lwitch.

Chock for looao ABS control unii

connactor!. lf noc6ara.y, lubati-

tuto a known-good ABS control

unlt and r6chock.

Troubleshooting