MTU Detroit Diesel 12 V 2000 P62, Technical Publication

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82 Troubleshooting
Fault
code
Alarm text Meaning Task
149 AD-TEST2 ECU
DEFECT
Electronic equipment defective;
automatic engine shutdown Contact Service.
150 L1 AD-TEST3
SUPPLY A/D-converter supply voltage too
low Contact Service.
151 AD-TEST3 ECU
DEFECT Electronic equipment defective;
automatic engine shutdown Contact Service.
170 MI MODULE FAIL Module in maintenance predictor
either defective or missing
Contact Service.
171
MI NOT ACTIVE
Maintenance predictor no more
activated
Contact Service.
173
MODULE WRITE
LIMIT EEPROM write limit reached Contact Service.
180 CAN1 NODE LOST At least one device not detected
on Default CAN bus
1. Check wiring (CAN bus).
2. Contact Service.
181 CAN2 NODE LOST At least one device not detected
on Redundant CAN bus
1. Check wiring (CAN bus).
2. Contact Service.
182 CAN WRONG
PARAMETERS Consistency error in CAN
parameters Contact Service.
183 CAN NO PU-DATA Error during loading of CAN
project design data into ECU. Contact Service.
184 CAN PU-DATA
EE-FAIL Error during project design data
download in EEPROMs
Contact Service.
185 CAN LESS
MAILBOXES Error during CAN initialization. Contact Service.
186 CAN1 BUS OFF Severe fault on Default CAN bus;
automatic change-over to
Redundant CAN bus Contact Service.
187 CAN1 ERROR
PASSIVE Light fault on Default CAN bus
(e.g.shortage overload) (none)
188 CAN2 BUS OFF Severe fault on Redundant CAN
bus;
automatic change-over to Default
CAN bus
Contact Service.
189 CAN2 ERROR
PASSIVE Light fault on Redundant CAN
bus (e.g.short-time overload) (none)
201 SD T-COOLANT Sensor defect (coolant
temperature)
1. Check wiring.
2. Contact Service.
202 SD T-FUEL Sensor defect (Fuel temperature) 1. Check wiring.
2. Contact Service.
203 SD T-CHARGE
AIR
Sensor defect (charge-air
temperature)
1. Check wiring.
2. Contact Service.
MS15009/00E 06-09 © MTU