“DETROIT DIESEL DIAGNOSTIC LINK DDDL 8.20 SP1 2025” has been added to your cart. View cart
The instrument cluster module is linked to the Engine Control Module (ECM) via these data link wires. The function is used to calculate functions related to time limits.
Conditions for diagnostic trouble code (DTC):
1) Internal fault in electronic control unit (ECU)
Probable cause
1) Instrument cluster
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