Bosch 038130073BN Diesel Injector

1.9L TDI PD · Remanufactured

1.9L TDI PD Remanufactured Unit Injector (VW/Audi/Seat/Skoda)

• Engine codes: 7
• OE / cross-references: 9
• Vehicle fitments: 12
• Warranty: 12-month parts warranty
• From: £120

Shared engine codes

BXE, BKC, BJB, BLS, BRU, BSW, AVQ

Compatible vehicles

• Volkswagen Golf 1.9 TDI PD 105 (BXE/BKC/BLS) 2003–2010
• Volkswagen Passat 1.9 TDI PD 105 (BXE/BKC/BLS) 2005–2010
• Volkswagen Caddy 1.9 TDI PD 105 (BLS/BSW) 2004–2010
• Volkswagen Touran 1.9 TDI PD 100/105 (BXE/BKC/AVQ) 2003–2010
• Volkswagen Jetta 1.9 TDI PD 105 (BXE/BKC/BLS) 2005–2010
• Audi A3 1.9 TDI PD 105 (BXE/BKC/BLS) 2003–2010
• Audi A4 1.9 TDI PD 105 (BXE/BKC) 2004–2008
• Seat Leon 1.9 TDI PD 105 (BXE/BKC/BLS) 2005–2010
• Seat Altea 1.9 TDI PD 105 (BXE/BKC/BLS) 2004–2010
• Seat Toledo 1.9 TDI PD 105 (BXE/BKC/BLS) 2004–2009
• Skoda Octavia 1.9 TDI PD 105 (BXE/BKC/BLS) 2004–2010
• Skoda Superb 1.9 TDI PD 105 (BXE/BLS) 2008–2010

Common 038130073BN injector failure symptoms

Hard starting or extended cranking; rough or uneven idle; loss of power under load; excess smoke from the exhaust; cylinder misfire or contribution fault codes. When two or more appear together, suspect the injector before peripherals — a comparative leak-off test isolates the failed unit without tear-down.

What causes these injectors to fail

Injector back-leak beyond specification; nozzle wear degrading the spray pattern; combustion gas leaks past the injector seat washer. Internal wear cannot be repaired in situ — once delivery drifts outside calibration, remanufacture or replacement is the reliable fix.

How workshops diagnose 038130073BN faults

Run a comparative leak-off (back-leak) test across all injectors before condemning a single unit. Compare requested vs actual rail pressure in live data at idle and under load. Inspect injector connectors and wiring before replacing hardware. Never condemn a common-rail injector on a fault code alone.

How every unit is tested before despatch

Each remanufactured 038130073BN is fully stripped, ultrasonically cleaned and inspected; worn components are replaced with OE-grade parts. The rebuilt unit is calibrated on a common-rail test bench against the manufacturer's specification — delivery, back-leak and response verified — and despatched with a 12-month parts warranty and its calibration data on file.

Vehicle coverage at a glance

The 038130073BN trusted family covers 12 verified vehicle fitments across 4 makes: Audi, Seat, Skoda and Volkswagen. Every fitment listed is registry-verified.

OE & cross-references

038130073BN cross-references 8 further OE numbers, including 0414720404, 0414720312, 0414720216, 038130073BA, 038130073BC, 038130073BE, 038130073AR and 038130073AN. Always match the reference etched on your failed unit's body.

Related fault codes & engine guides