Volvo Engine D11L (Tier 4) Fault Code: SID 231 FMI 2 SAE J1939 Data Link

Volvo Engine D11L (Tier 4) Fault Code: SID 231 FMI 2 SAE J1939 Data Link

CONTROL UNIT:
Engine ECU

DETECTION CONDITIONS:
No messages arriving on the control link (SAE Fault mode J1939).

SYMPTOM:
1. Starter motor cannot be activated.
2. The machine does not go into gear.
3. Engine brake not functioning.

POSSIBLE CAUSES:
1. Short-circuit to voltage on control link (SAE J1939).
2. Short-circuit to frame ground on control link (SAE J1939).
3. Leads in control link (SAE J1939) short-circuited to each other.

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