CAT 3406E (Prefix 1MM or 2WS) Fault Code: 56 PID: SPN: 253 FMI: 2 Check Customer or System Parameters
Conditions Which Generate This Code:
This condition indicates a customer specified parameter or a system configuration parameter that requires programming has not been programmed.
Probable Causes:
1) New ECM on vehicle, needs to be programmed
2) Current ECM programmed incorrectly
3) ECM Connection/harness
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SERVICE MANUAL 3000 AND 4000 SERIES GEN 4 GENERATION – ALLISON
Allison Original price was: $19.00.$17.00Current price is: $17.00. -
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