Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM
SMART KEY SYSTEM (for Start Function)
SMART KEY SYSTEM (for Entry Function)
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CAUTION / NOTICE / HINT
NOTICE:
Do not perform "Smart Code Reset" (all key ID erasure) until all malfunctions and symptoms have been confirmed and resolved. If all key ID erasure is performed wi
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 DT
CHECK FOR INTERMITTENT PROBLEMS
NOTICE:
Operation history is stored in the RAM or EEPROM of the certification ECU (smart key ECU assembly). As the cause of a malfunction stored in the RAM will b
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DESCRIPTION The DC/DC converter converts the voltage from the HV battery to supply power to the vehicle lights, audio system and various ECUs, etc.
At the same time, it performs charging of the auxiliary battery, controlling the output voltage to maintain a specific voltage at the auxiliary batte
DIAGNOSIS SYSTEM
CHECK WARNING LIGHT
NOTICE:
When there is a problem with the tire pressure warning system, the tire
pressure warning light blinks at 0.5 second intervals, and illuminates after
1 minute.
When the malfunction has been corrected, the tire pressure warning light
goes