Fuel Injection System - BOSCH LH JETRONIC II: Introduction: Battery

Do not disconnect battery when engine is running. Disconnect battery when boost charging. Do not use boost chargers with a voltage rating of more than 16V when jump starting engine.

It is important when testing the different components to ensure that battery voltage in not too low. A battery charger can be connected if necessary. Maximum charging current 15A at max charging voltage of 16V.