Toyota Corolla Cross: Operation Check
OPERATION CHECK
CHECK WINDSHIELD DEICER SYSTEM
(a) Turn the ignition switch to ON.
(b) Check that the windshield deicer wire (windshield glass) becomes warm by operating the front wiper deicer switch.
(c) Confirm that windshield deicer system operation stops after approximately 15 minutes.
NOTICE:
If the auxiliary battery voltage becomes low, auxiliary battery load control will operate in order to ensure sufficient power is supplied to the power steering system. In this case, the windshield deicer system may not operate.
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PROBLEM SYMPTOMS TABLE NOTICE: If the auxiliary battery voltage becomes low, auxiliary battery load control will operate in order to ensure sufficient power is supplied to the power steering system. I
TERMINALS OF ECU CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY
(a) Disconnect the I49 air conditioning amplifier assembly connector.
(b) Measure the voltage and resistance according to the value(s) in
DATA LIST / ACTIVE TEST ACTIVE TEST HINT:
Using the GTS to perform Active Tests allows relays, VSVs, actuators and other items to be operated without removing any parts. This non-intrusive functional
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INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 OUTER MIRROR SWITCH ASSEMBLY
84870A -
- -
2 MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY WITH FRONT DOOR UPPER ARMREST BASE PANEL
- -
- -
DESCRIPTION The main body ECU (multiplex network body ECU) detects the condition of the rear door courtesy light switch assembly. WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration.*1
for HEV Model: Click here
