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476 – AL Crash Rec. Init. Error
Cause
Corrective action
The Crash Recorder data module
was detected as being faulty after
reading out the flash memory.
u
Contact Service.
478 – AL Comb. Alarm Yel (Plant)
Cause
Corrective action
This alarm is raised when a plant
device on the PCS5-CAN signals
the ECU to set a yellow summary
alarm.
1. Observe additional messages.
2. Contact Service.
479 – AL Comb. Alarm Red (Plant)
Cause
Corrective action
This alarm is raised when a plant
device on the PCS5-CAN signals
the ECU to set a red summary
alarm.
1. Observe additional messages.
2. Contact Service.
480 – AL Ext. Engine Protection
Cause
Corrective action
The external engine protection
function is active.
1. Check plant signal.
2. Contact Service.
482 – SD T-Exhaust C
Cause
Corrective action
The signal from the exhaust gas
temperature sensor (B4.23) is
faulty or missing.
1. Check engine wiring (→ Page 268).
2. Contact Service.
483 – SD T-Exhaust D
Cause
Corrective action
The signal from the exhaust gas
temperature sensor (B4.24) is
faulty or missing.
1. Check engine wiring (→ Page 268).
2. Contact Service.
MS150123/01E 2017-05
| Troubleshooting | 113
TIM-ID: 0000077157 - 001