Delta 88 V6-3800 38L (1988) Cooling System: Temperature Warning Lamp/Indicator Description
Temperature Warning Lamp/Indicator: Testing and Inspection
TEMP Indicator (VIN 3)(VIN C) STANDARD CLUSTER
The TEMP Indicator warns the driver of a high coolant temperature. With the Ignition Switch in RUN, BULB TEST or START, voltage from Fuse
16 is applied to the TEMP Indicator. In BULB TEST or START, the Indicator's bulb is grounded through the Ignition Switch or Voice/Alarm Module
as a bulb check. In RUN, the bulb can now be grounded through the Coolant Temperature Sender/Switch. The switch closes when the coolant
temperature exceeds 258°F (126°C) and the TEMP Indicator lights.
