Wastegate Repair Kit – VW Polo V 1.2 TSI 77kW / 105HP CBZA / CBZB | OEM 03F145701K
A worn wastegate on the VW Polo V 1.2 TSI K03 turbocharger (CBZA/CBZB) causes boost control faults and limp mode. 03F145701K, 03F145701KV, 03F145701KX, 03F145701H, 03F145701HV, 03F145701HX
Fits OEM #03F145701KX.
When to Inspect This Part
- loss of boost or engine power
- underboost or overboost fault
- limp mode
- abnormal noise from the turbo actuator or linkage
What's Included
- Repair components supplied for this SKU and shown in the product photos; no complete surrounding assembly is included
Part Number / PN
03F145701KX, 03F145701H, 03F145701M, 03F145701R, 03F145701RV, 03F145701RX, 03F145701KV, 03F145701MV, 03F145701MX, 03F145701HV, 03F145701HX, 03F145701K
Important Fitment Check
Before ordering, compare the part design, dimensions, connectors, and every available OEM/P/N marking with the part installed on the vehicle. Matching OEM/P/N 03F145701KX is the primary fitment check.
FAQ
How do I confirm fitment for this Wastegate Repair Kit?
Compare the exact OEM/P/N and physical design with the installed part. The primary reference is 03F145701KX. Do not select the part by vehicle model alone.
What symptoms may indicate a problem with this Wastegate Repair Kit?
Confirmed symptoms include loss of boost or engine power, underboost or overboost fault, limp mode, abnormal noise from the turbo actuator or linkage. Diagnose the original assembly before ordering so another fault is not mistaken for this part.
What is included with this Wastegate Repair Kit?
The confirmed kit contents are: Repair components supplied for this SKU and shown in the product photos; no complete surrounding assembly is included.
Does this listing include the complete surrounding assembly?
No. It includes only the item or repair components identified for this SKU. Inspect related parts separately and replace them only when diagnosis confirms a fault.
What should be checked before installation?
Check the OEM/P/N, dimensions, connectors, orientation, and condition of the mating components. Installation should follow the correct service procedure for the specific vehicle and assembly.
Read All
Orders ship within 1–2 business days.
Standard delivery:
- USA: Some items ship from our US warehouse and arrive within 3 business days.
- USA-EU: 10–21 business days
- Worldwide: 14–30 business days
Shipping cost is shown at checkout.
Can I exchange or return an item?
Yes, you can exchange or return an item within 14 days of purchase. This right is guaranteed to you by the Law on the Protection of Consumer Rights
To use this feature, please make sure that:
- the product was not in use and has no traces of use: scratches, chips, abrasions, etc.
- the goods are fully completed and the integrity of the packaging is not violated
- retained all labels and factory markings