Safety information 37 – Volvo D11F User Manual
Page 41

Safety Information
37
Electronic Engine Control System
The engine uses high voltage to the electronic unit injectors.
DO NOT come in contact with the unit injector terminals while the engine is 
running. An electric shock can cause an involuntary muscle spasm and 
cause loss of balance and falls leading to severe personal injury or death.
Tampering with the electronic system installation can be dangerous and could 
result in personal injury or death and/or engine damage. It is very important to 
take the proper precautions with the electrical and electronic system when 
charging the batteries, jump-starting or performing electric welding on the 
vehicle. See the vehicle Operator's Manual for correct procedures.
This engine is equipped with monitoring features that may cause reduced 
power or shutdown under certain conditions. The power output, monitoring 
and idling features can only be programmed and/or changed with electronic 
service tools and passwords.
Certain features, such as low oil pressure, high coolant temperature or low 
coolant level could cause the engine power and/or vehicle speed to be limited 
and the engine may also shut down. The shutdown will take approximately 
30 seconds from the time the warning feature is activated. See the vehicle 
Operator's Manual for more information.
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