Light bulbsPTC Heater Circuit
DESCRIPTION
PTC HTR heater relays are closed in accordance with signals from the air conditioning
amplifier assembly and power is supplied to the quick heater assembly installed
on the radiator heater unit.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits rela ...
Operation Check
OPERATION CHECK
INPUT SIGNAL CHECK
*a
+RES
*b
-SET
*c
ON-OFF
*d
CANCEL
(a) Connect the Techstream to the DLC3.
(b) Check the cruise control main switch using the Data List functio ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...