(TA365-0623) Check engine with fault code P1901 75 and Limp Home (diesel)
TECHNICAL ADVICE - Quick information for your help
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Bulletin Nbr:
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TA365-0623
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Date:
...........
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March 2006
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Market:
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Diesel
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Check engine with fault code P1901 75 and Limp Home (diesel)
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Saab 9-3 1.9 TID 16 valves engine with Manual gearbox.
Car goes into Limp Home and MIL lights up with fault code P 1901 75.
Under certain driving conditions some cars may have problem with overfilled
particle trap and overpressure at the DPF sensor. These driving conditions
causes the overfilling/ overpressure as the automatic regeneration will not
start.
New SW 55 56 39 43 available at IRIS 2006-03-10 on TIS 2006-1 update
1. This new SW has been recalibrated to enable a regeneration under these
troublesome driving conditions.
Perform a SPS programming of the Diesel engine management system with
the new SW.