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Fiat Panda Factory Service Manual (2003-2012)23 · Fault diagnosis
23 · Diagnostics

Electric drive node error

Make
Fiat
Model
Panda Factory Service Manual
Year
2003–2012
Section
Examiner › Electric drive node error
Fault diagnosisElectric drive node error

ELECTRIC DRIVE NODE ERROR

The diagnostic equipment signals the following error: "U1717 - Electric steering node missing"

This error is signalled if the brake control unit does not detect the electric steering (DELPHI electric steering)

1CHECK THE CAN NETWORK USING AN EXAMINERAll OKProblems encounteredOperation
Check for errors in the network control unitsMove on to Step 2
  • Presence of errors in CAN control units
  • Errors present in the electric steering
  • Solve the problem for the control unit where the error is present. Move on to Step 2
  • Solve the problem for the electric steering Move on to Step 2
2CAN IMPEDANCE CHECKAll OKProblems encounteredOperation

Check the CAN network impedence is correct

See Test 5505OA CAN LINE C CHECK

Move on to Step 5
  • ABS control unit faulty through impedance that does not conform
  • ABS control unit faulty due to non-compliant impedence
3CHECK ELECTRIC STEERING POWER SUPPLYAll OKProblems encounteredOperation
Check the electric steering power supplyMove on to Step 4Electric steering power supply missingRestore the power supply and move on to Step 5
4ELECTRICAL CONNECTION CHECKAll OKProblems encounteredOperation
Check the wiring from the electric steering to the braking nodeMove on to Step 5Fault in the wiringRestore the correct connection between the brake control unit and the electric steering
5CHECK ON CORRECT OPERATIONAll OKProblems encounteredOperation

Delete the errors using the diagnostic equipment.

Carry out a road test

See Test 3350EA ESP SYSTEM ACTUATION CHECK

to ensure that the control unit checks whether there are any errors still present.

Return to the workshop and check that the fault is no longer present using the diagnostic equipment

End of diagnosis

Parts & tools for this job For 2003 Fiat Panda

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