MTU 10V1600Ax0 Operating Instructions Manual page 91

1101 – AL Flap Egr B Temperature too high
Cause
The internal electronics of the
servomotor for the EGR shutoff
flap on the B side (M53.2/
MA53.2) signal excessively high
temperature.
1102 – AL Flap Egr B Targetposition
Cause
The servomotor of the EGR
shutoff flap on the B side (M53.2/
MA53.2) has failed to reach its
target position within the set time.
1103 – AL Flap BypassA Communication Lost
Cause
The ECU can no longer detect the
bypass flap on the A side (M52.1/
MA52.1) on the bus.
1104 – AL Flap BypasA Temperature too high
Cause
The internal electronics of the
servomotor for the bypass flap on
the A side (M52.1/MA52.1) signal
excessively high temperature.
1105 – AL Flap Bypass A Targetposition
Cause
The servomotor of the bypass flap
on the A side (M52.1/MA52.1)
has failed to reach its target
position within the set time.
1106 – AL Flap BypassB Communication Lost
Cause
The ECU can no longer detect the
bypass flap on the B side (M52.2/
MA52.2) on the bus.
1107 – AL Flap BypasB Temperature too high
Cause
The internal electronics of the
servomotor for the bypass flap on
the B side (M52.2/MA52.2) signal
excessively high temperature.
Corrective action
u Contact Service.
Corrective action
u Contact Service.
Corrective action
1. Check engine wiring (→ Page 135).
2. Contact Service.
Corrective action
u Contact Service.
Corrective action
u Contact Service.
Corrective action
1. Check engine wiring (→ Page 135).
2. Contact Service.
Corrective action
u Contact Service.
MS150100/04E 2015-09 | Troubleshooting | 91