BE/Body Electrical System, page 51

BODY ELECTRICAL SYSTEM — Instruments and Sender Gauges                BE-51

SECTION                                    TROUBLE

K          Fuel gauge                      No display at all
           Temp. gauge

For Fuel Gauge                                                    For Temp. Gauge

Only fuel gauge?      Yes          Replace fuel and       Yes      Only temp. gauge?
(Temp. gauge OK?)                  temp. gauges                    (Fuel gauge OK?)
         No                                                 No

Only fuel and temp. gauges?  (Speedometer and Tachometer OK?)
         Yes                                                 No

Remove meter and connect sub-harness (SST)                  Refer to section A


With the ignition S/W at ON position, check the voltage      No      Replace
between terminals of fuel and temp. gauges connector                 speedometer
as is follows:
① 1 — 5    Light S/W turned OFF           0 — 2.0V
   3 — 5    Light S/W turned OFF           4.0 — 6.0V
            Light S/W turned ON                     OK              Replace fuel and
② 4 — 5    Light S/W turned ON                                     temp. gauges
            Rheostat turned OFF            3.0 — 6.0V
            Rheostat operate (MIN — MAX)   0 — 3.8V



1                                           2


Fuel and Temp. Gauges                       Fuel and Temp. Gauges

              B5                                              B4
       VDD          TC ②                              GND           TR ②
         ①                                              ①