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 As this DTC is not normally output, it may be due to noise in the LIN communication system, etc.
DTC No. Detection Item
DTC Detection Condition Trouble Area
Note B278196
Steering Lock System Component Internal Failure
Noise in the LIN communication sys
DESCRIPTION
The ABS solenoid relay and solenoid valves are built into the
brake actuator assembly.
The rear solenoid valve LH controls the brake fluid pressure
of the rear wheel cylinder LH of the vehicle.
When this DTC is stored, the fail-safe function operates and
the ABS solenoid relay i
How To Proceed With Troubleshooting
Steering Lock System Missing Message (B278187,B278196,B278211,B278215,B279F1C)
