The following circumstances: whether the replacement parts are inferior parts; Whether the disassembly parts are installed incorrectly (left and right, front and back, up and down direction); Whether the mating parts are aligned with the assembly mark; Ahakoa kua whakakapihia nga waahanga whakakorekore (nga kohanga nui, nga mati, nga miihini, nga pauna, o nga miihini, me etahi atu) kua whakakapihia kia rite ki nga whakaritenga a te kaihanga; Whether to replace parts (such as shock absorbing springs) in pairs as required by the manufacturer; Whether to carry out balance test (such as tire) after repair, after excluding the above factors, then analyze and check other parts.

4, high-end cars due to collision and violent vibration after the failure and difficult to start, should first check the safety lock device, do not blindly find other parts of the fault. Ina hoki, i te mea kua tautuhia te taputapu raka haumaru, ka taea te whakaara ano i te motuka. Fukang 988, Lexus, Ford me etahi atu waka kei a koe tenei taputapu.