Without RPO F45

Diagnostic Starting Point - Automatic Level Control (w/o F45)
Begin the system diagnosis by reviewing the system Description and Operation. Reviewing the Description and Operation information will help you determine the correct symptom diagnostic procedure when a malfunction exists. Reviewing the Description and Operation information will also help you determine if the condition described by the customer is normal operation. Refer to Symptoms - Automatic Level Control in order to identify the correct procedure for diagnosing the system and where the procedure is located.