Manufacturer Code Charts: 129700

The diesel particulate filter is defective.


Possible cause:

- B28/8 (Differential pressure sensor (DPF))
Affected functions:

- Power generation

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Test 1: Check component B28/8 (Pressure differential sensor (DPF)).

1. Check component B28/8 (Pressure differential sensor (DPF)).
Figure legend

- B28/8 (Pressure differential sensor (DPF))
Possible cause and remedy

- Check hose lines and connections from particulate filter to component B28/8 (Pressure differential sensor (DPF)) for unrestricted flow.
- Check hose lines from particulate filter to component B28/8 (Pressure differential sensor (DPF)) for kinks or chafing.
- Check to see if hose lines from particulate filter to component B28/8 (Pressure differential sensor (DPF)) were swapped.
- Check signal line of component B28/8 (Pressure differential sensor (DPF)) for discontinuity.Pin 1 in connector
End of test