6.2 Troubleshooting
Engine does not turn when starter is actuated
Cause
Corrective action
Battery low or faulty
u
Charge or replace (see special documentation).
Battery: Cable connections
faulty
u
Check if cable connections are properly secured (see special
documentation).
Engine cabling or starter faulty
u
Check if cable connections are properly secured, contact
Service.
Engine wiring defective
u
Check (→ Page 210).
Assemblies or connectors on
LOP possibly loose
u
Inspect visually.
Plug-in connections on Engine
Control Unit possibly loose
u
Check plug connections (→ Page 212).
Plug-in connections on Engine
Interface Module (EIM) possibly
loose
u
Check plug connections (→ Page 214).
Fuse F1 (→ Page 37) in engine
wiring harness faulty (fuse lamp
on EIM flashes with relevant
flashing code)
u
Check fuse (replace if required) and re-start the system by
actuating the key switch.
Running gear blocked (engine
cannot be barred manually)
u
Contact Service.
Engine turns but does not fire
Cause
Corrective action
Poor rotation by starter: Battery
low or faulty
u
Charge or replace battery (see special documentation).
Engine wiring defective
u
Check (→ Page 210).
Engine Control Unit defective
u
Contact Service.
Engine fires unevenly
Cause
Corrective action
Injector faulty
u
Replace (→ Page 152).
Engine wiring defective
u
Check (→ Page 210).
Engine Control Unit defective
u
Contact Service.
Engine does not reach rated speed
Cause
Corrective action
Easy-change fuel filter clogged
u
Replace (→ Page 158).
Air supply:Air filter clogged
u
Check signal ring position of service indicator (→ Page 174).
Fuel injection: Injector faulty
u
Replace (→ Page 152).
Engine wiring defective
u
Check (→ Page 210).
Engine: Overloaded
u
Contact Service.
MS150045/02E 2013-07 | Troubleshooting | 109
TIM-ID: 0000044073 - 001
