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DTC › EST1 EST1 / 0222

CVU::CPS component is faulty

â–¶ How to fix

1. Error trace the CPS unit if possible (CAN) 2. Replace CPS unit(T184). 3. Test entire sensor range, by turning the steering wheel to its maximum positions (right <--> left). Verify that the issue is solved by performing a Diagnostic SelfTest (requires Parking Brake to be applied) - If the root cause fault has been fixed, this DTC will be set passive.

What you'll see

No driver-visible symptom recorded.

System reaction

Red Steer tag axle fault warn EST in released or fixed mode

Diagnostic depth

Detection

CPS faulty Component code T184.

Possible cause

Fault present in CPS unit.

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