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C1927

Symptom: ESP OFF lamp on No ESP function

C1927

Engine RPM Signal. No Data, Bus from Trionic

Fault symptoms

ESP OFF lamp on

No ESP function

Conditions

Engine running

Incorrect information on throttle position on bus from Trionic

Information from Trionic missing or incorrect. Read trouble codes in Trionic.

Diagnostic help

Further trouble codes may be present in Trionic. See fault diagnosis Trionic.