Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM

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CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the rear view monitor system.
*: Use the GTS.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
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 i
TERMINALS OF ECU
CHECK RADIO AND DISPLAY RECEIVER ASSEMBLY
(a) Disconnect the I55 and I253 radio and display receiver assembly
connectors.
(b) Measure the voltage and resistance according to th
SEE MORE:
CUSTOMER PROBLEM ANALYSIS CHECK
HINT: Be sure to ask the customer in detail about the following points concerning the vehicle operating conditions, environment and problem, and then check for DTCs.
If the entry unlock function does not operate.
If the power source mode does not change
SYSTEM DESCRIPTION If an abnormal vehicle speed information is detected by the certification ECU (smart key ECUassembly), a system malfunction message is displayed on the multi-information display. WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When using the GTS with the ignition switch of