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
DTC No. Detection Item
DTC Detection Condition Trouble Area
Warning Indicate Test Mode / Check Mode
B001012 Passenger Frontal Stage 1 Deployment Control Circuit Short to Battery
One of the following conditions is met:
The airbag ECU assembly
DESCRIPTION
The ECM communicates with the battery state sensor assembly via LIN communication.
If a LIN communication error is detected, the ECM stores this DTC.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
MIL
Warn
How To Proceed With Troubleshooting
Passenger Frontal Stage 1 Deployment Control Circuit Short to Battery (B001012)
