Hard Starting When Hot — Possible Fault Codes
Found 1 fault code associated with hard starting when hot. Codes are sorted by severity — check STOP ENGINE codes first.
SPN 174 FMI 0
Fuel Temperature
Volvo D13 • Component: Fuel Temperature Sensor / Fuel Cooler • J1939
⚠️ Diagnostic Note:
Symptoms can have multiple root causes. Always verify with a diagnostic scan tool before replacing parts. The fault codes listed above are possible matches for hard starting when hot based on SAE J1939/J1587 fault code definitions and OEM service documentation.