MTU 16V2000S96 - Page 57

270 – SD Frequency Input
Yellow alarm; warning
Cause Corrective action
Frequency input faulty. 1. Check speed setting transmitter and wiring, replace as necessary
(→ Page 138).
2. Fault is rectified when engine is restarted.
321 – AL Wiring Cylinder A1
Yellow alarm; warning
Cause Corrective action
Short circuit in cylinder A1
injector wiring. Result: Misfiring.
1. Check injector wiring.
2. Rectify injector solenoid valve short circuit (positive to negative)
(e.g. by exchanging injectors).
3. Fault is rectified when engine is restarted.
322 – AL Wiring Cylinder A2
Yellow alarm; warning
Cause Corrective action
Short circuit in cylinder A2
injector wiring. Result: Misfiring.
1. Check injector wiring.
2. Rectify injector solenoid valve short circuit (positive to negative)
(e.g. by exchanging injectors).
3. Fault is rectified when engine is restarted.
323 – AL Wiring Cylinder A3
Yellow alarm; warning
Cause Corrective action
Short circuit in cylinder A3
injector wiring. Result: Misfiring.
1. Check injector wiring.
2. Rectify injector solenoid valve short circuit (positive to negative)
(e.g. by exchanging injectors).
3. Fault is rectified when engine is restarted.
324 – AL Wiring Cylinder A4
Yellow alarm; warning
Cause Corrective action
Short circuit in cylinder A4
injector wiring. Result: Misfiring.
1. Check injector wiring.
2. Rectify injector solenoid valve short circuit (positive to negative)
(e.g. by exchanging injectors).
3. Fault is rectified when engine is restarted.
MS150094/02E 2015-05 | Troubleshooting | 57
TIM-ID: 0000060724 - 001