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Test results |
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Temperature sensor at particulate filter inlet |
Check for the presence of short circuit to Vbatt |
Go to Step 2 |
Presence of short circuit to Vbatt. |
Restore correct insulation to battery positive |
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Temperature sensor at particulate filter inlet |
Check for short circuits to earth |
Go to Step 3 |
Presence of short circuit to earth |
Restore correct insulation to earth |
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Temperature sensor at particulate filter inlet |
Check for an open circuit |
Go to Step 4 |
Presence of open circuit |
Restore the correct connections |
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Temperature sensor at particulate filter inlet |
Check that the temperature sensor at the DPF input is working correctly |
End of diagnosis |
Temperature sensor incorrectly calibrated |
Replace the temperature sensor Op. 1080B83 EXHAUST GAS TEMPERATURE SENSOR ON PARTICULATE FILTER (D.P.F.) - R.R. |