Warranty Service

Dear Customers,

Thank you for choosing diesel EUI injectors from euiinjector.com. For the protection of your consumer rights, customers who have a valid purchase invoice of euiinjector.com products will enjoy a long warranty period for our diesel EUI injector. The following information is a detailed introduction to warranty services.

Common Rail A and E Series EUI Injector’s Warranty Coverage
. After customers receive the diesel EUI injectors from euiinjector.com within 15 days, customers can choose to replace or repair them if there is a performance failure, with the condition of no appearance damage on the diesel EUI injectors.

. Each diesel EUI injector has a 6-12-month warranty period. If there are any confirmed cases of diesel EUI injector’s performance problems after testing during the warranty period, customers can contact our salesmen to replace the same model or a reworked product with the same performance for free.

Diesel EUI Injector’s Problems That Out Of Warranty Coverage
.The warranty period has expired.

. Diesel EUI injector failure caused by high temperature, high pressure, humidity, rain and snow, saline-alkali land, earthquake, and used in an abnormal environment.

. Diesel EUI injector damage caused by man-made reasons (throwing, strong magnetic field magnetization, and setting fire).

. Diesel EUI injector failure or diesel EUI injector damage caused by non-diesel EUI injector design, technology, manufacturing, quality, and other issues.

. Diesel EUI injector failure due to system pressure exceeding system-approved pressure. Diesel EUI injector failure caused by system voltage exceeding the approved voltage.

. Diesel EUI injector failure caused by impurities (water, lead, aluminum powder, iron powder, sulfide) in the system fuel exceeding the standard requirements.

. Diesel EUI injector failure caused by not installing according to the tightening torque specified in the vehicle engine maintenance manual (the tightening torque is too large or too small).

. Diesel EUI injector failure caused by not following the installation angle specified in the diesel EUI injector maintenance manual.

. Diesel EUI injector failure caused by not following the cleaning requirements specified in the diesel EUI injector maintenance manual.

. The diesel EUI injector failure was caused by failure to replace consumable parts as specified in the diesel EUI injector maintenance manual.