021 – HI T-Exhaust B
Yellow alarm.
Associated parameter 2.0127.931
Cause
Corrective action
Exhaust gas temperature (B
side) after turbine too high (limit
value 1). Incorrect ignition
timing, mixture too lean or too
rich, damage to turbine.
1. Check exhaust turbocharger.
2. Check ignition timing (→ Page 162).
3. Check mixture setting.
4. Check spark plugs.
022 – SS T-Exhaust B
Red alarm.
Associated parameter 2.0127.932
Cause
Corrective action
Exhaust gas temperature (B
side) after turbine too high (limit
value 2). Incorrect ignition
timing, mixture too lean or too
rich, damage to turbine.
1. Check exhaust turbocharger.
2. Check ignition timing (→ Page 162).
3. Check mixture setting.
4. Check spark plugs.
025 – HI P-Diff. Lube Oil
Yellow alarm.
Associated parameter 2.0154.931
Cause
Corrective action
Pressure loss via oil filter too
high (limit value 1).
1. Replace oil filter (→ Page 177).
2. If this fault occurs again after unexpectedly short filter runtime,
check oil filter for deposits, change oil if required (→ Page 175).
026 – HI P-Diff. Lube Oil
Yellow alarm. Engine stop.
Associated parameter 2.0154.932
Cause
Corrective action
Pressure loss via oil filter too
high (limit value 2).
1. Replace oil filter (→ Page 177).
2. If this fault occurs again after unexpectedly short filter runtime,
check oil filter for deposits, change oil if required (→ Page 175).
030 – SS Engine Overspeed
Red alarm. Engine stop.
Associated parameter 2.2510.932
Cause
Corrective action
Overspeed detected by ECU.
This fault message usually
follows other fault messages.
Check governor, throttle closing
position.
1. Check governor.
2. Check throttle closing position.
112 | Troubleshooting | MS15027/02E 2015-04
TIM-ID: 0000044567 - 003
