| Repair Type | Parts Cost | Labor (Shop) | Total Estimate (USD/EUR) | | :--- | :--- | :--- | :--- | | Replace pre-heat relay only | $25–$50 | $60–$100 | $85–$150 | | Replace BPGA unit | $250–$400 | $100–$150 | $350–$500 | | Replace battery + BMS coding | $180–$250 | $50 | $230–$300 | | Full diagnosis + BPGA replacement | N/A | $150–$200 | $400–$600 |
B173D typically translates to: “Battery Management System: Relay for Pre-Heating or Auxiliary Power Supply – Functional Failure.” b173d peugeot work
In simpler terms: The vehicle’s Battery Management System (BMS) has detected an inconsistency in the pre-heating circuit (for diesel models) or the auxiliary power relay that manages power distribution to critical modules like the Electronic Control Unit (ECU), fuel pump, or glow plug system. | Repair Type | Parts Cost | Labor