Group 23 EMS 2 Diagnostic function
36
WARNING! Read the safety instructions for handling and service in chapter ”Safety information” before star-
ting work.
NOTE: Reading the fault codes below, such as PID 97, Code 2.1 means that PID 97 is read using the diagnostic
tool VODIA. 2.1 is the flashing code that is displayed by the instrument box diagnosis lamp. See ”Reading fault
codes”.
NOTE: When there is a reference to sockets in the cable harness gloves to the engine control module, see wiring
diagram EMS 2.
Fault codes EMS 2
PID 111, Code 2.3 Coolant level sensor
Reason:
Shorted to plus (+).
Sensor faulty.
Reaction:
None.
Remedy:
Check that the cable harness to coolant level sen-
sor has not been damaged.
Check coolant level sensor function.
Check contact pressure in socket 23 and 10 in
the upper cable glove (A) to the engine control
module.
SID21, Code 2.4 Speed sensor, flywheel
Reason:
No signal.
Abnormal frequency.
”Intermittent” signal from the sensor.
Sensor faulty.
Reaction:
The engine is very hard to start and runs unevenly
if it starts.
Remedy:
Check that the sensor contact has been installed
correctly.
Check that the cable harness to the speed sensor
has not been damaged.
Check that the speed sensor was installed cor-
rectly in the flywheel casing.
Check speed sensor function.
Check contact pressure in socket 37 and 38 in
the upper cable glove (A) to the engine control
module.
Code 1.1 No faults
No active faults exist.
PID 97, Code 2.1 Water in fuel
Reason:
Water in fuel.
Reaction:
Warning indicator.
Remedy:
Drain fuel pre-filter.
PID 111, Code 2.2 Coolant level
Reason:
Low coolant level.
Reaction:
Warning indicator.
VE engines: The engine control module limits en-
gine output (unless protection has been turned off
with the diagnosis tool VODIA).
GE engines: The engine is shut down (unless pro-
tection has been turned off with the diagnosis tool
VODIA).
Remedy:
Check coolant level.
Check the coolant temperature sensor function.

دیزل ژنراتور | ماشین های راهسازی | لودر | بیل مکانیکی | لیفتراک | موتور پمپ | پمپ آب