Toyota Celica Supra 1986 Service And Repair Manual page 594

BE-46
BODY ELECTRICAL SYSTEM -
lnstrume<~U
and Sender Gauges
SECTION TROUBLE
F
Spaadomet•
Abnormel
~·signal
IG SIW ON, CRUISE CONTROL MAIN SIW ON
(D
With the ignition SIW at ON position, is No Defective control parts
there battery voltage
on
terminal
14
or con·
1-- - - - - - -- -t
for
CRUISE CONTROL
nector
wit.h
wiring meter connector disconnected?
I
Ye.
Connect sub·harness (SST}
®
With the ignition SIW at ON position,
does voltage between terminals 14 and 16
or sub-harness (SST} change from 10 to OV
when the magnet shaft
is
tumed?
..... about
10V
..... about OV
four times per revolution
l l l lffill l
Wiring
ConntctOt
---
No
Replace speedometer
2
Ill I
I ..
! lffB
Sub-harne-n ~ssn