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DTC › EST1 EST1 / 0202

Overload in CPU performance, or stack memory usage, is detected.

â–¶ How to fix

After a system reset (e.g. using the ignition key), the system should work normally. • Check other nodes in the orange CAN network for DTC, and check wiring of CAN bus. • Check for available software updates/campaigns.

What you'll see

• A short time (<1 s) of slightly rough tag axle steering is possible.

System reaction

No system-reaction text recorded.

Diagnostic depth

Detection

The EST ECU software has consumed an unexpected/illegal amount of CPU load, or stack memory.

Possible cause

• Abnormal external conditions such as faulty communication links, and nodes/ECUs connected - Orange CAN - MPU sub-CAN - CPS sub-CAN • Software flaws

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