Troubleshooting

RENR2696-01 5

Troubleshooting Section

Electronic Troubleshooting

i01798100

System Overview

System Opera

tion

The 1104 models RF, RH, RK and 1106 model VK

engines were

designed for electronic control. The

engines include an Electronic Control Module (ECM),

a fuel injection pump that is electronically controlled,

and a collect

ion of engine sensors. The ECM

controls the engine operating parameters through

the software within the ECM and the inputs from the

various sen

sors. The software contains parameters

that control the engine operation. The parameters

include all of the operating maps and customer

selected p

arameters.