Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM
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CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the air conditioning system.
*: Use the GTS.
PROCEDURE
1. VEHICLE BROUGHT TO WORKSHOP
CUSTOMIZE PARAMETERS CUSTOMIZE AIR CONDITIONING SYSTEM
(a) Customizing with the GTS.
NOTICE:
When the customer requests a change in a function, first make sure that the function can be customi
INITIALIZATION SERVO MOTOR INITIALIZATION (a) Press the OFF switch.
(b) According to the GTS display, perform servo motor initialization. Body Electrical > Air Conditioner > Utility
Te
SEE MORE:
DESCRIPTION While the engine is being cranked, a starter operation request signal is sent to terminal STA of the ECM.
HINT: If there is an open in the STA circuit of the ECM, stop and start control will be prohibited after the third time the engine is started by stop and start control.
Stop a
TERMINALS OF ECU CHECK POWER DISTRIBUTION BOX ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
(a) Remove the main body ECU (multiplex network body ECU) from the power distribution box assembly.
(b) Reconnect the power distribution box assembly connectors. (c) Measure the voltage and res
How To Proceed With Troubleshooting
STA Signal Circuit
