catalyst reduce PM ignition combustion) to stabilize the filter
performance.
DPF regeneration may be performed in the following cases:
⚫ The exhaust back pressure sensor is replaced.
⚫ The PM trap is removed or replaced.
⚫ The fuel additive nozzle is removed or replaced.
⚫ The catalytic oxidizer is removed or replaced.
⚫ The DPF regeneration MIL is on and maintenance is
performed.
⚫ The DPF regeneration control module is replaced.
The operation guidelines of the DPF function are shown
as below:
1. Enter the DPF menu and choose relevant models
according to the vehicle being tested.
2. Enter the DPF regeneration menu.
3. Read carefully and complete the requisites listed before
performing the DPF regeneration function. And press OK
after completing the instructions shown.
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