Workshop Manuals Factory service & repair Lancia
Lancia Thesis Factory Service Manual (2002-2009)22 · Fault diagnosis
22 · Diagnostics

Passenger front seat backrest adjustment not working

Make
Lancia
Model
Thesis Factory Service Manual
Year
2002–2009
Section
Seats › Passenger front seat backrest adjustment not working
Fault diagnosisPassenger front seat backrest adjustment not working

PASSENGER FRONT SEAT BACKREST ADJUSTMENT NOT WORKING

The backrest adjustment is carried out by means of the joystick located at the side of the seat and connected to the backrest adjustment motor.

STEPOPERATIONS TO BE CARRIED OUTTEST RESULTS
1COMPONENT CHECKALL OKPROBLEMS ENCOUNTEREDACTION

Remove the control panel and check that it is working properly

(Wiring Diagram ) E3076 ELECTRICALLY-ADJUSTABLE SEATS

Move on to StepControl panel not workingReplace the control panel
2ELECTRICAL SYSTEM CHECK.ALL OKPROBLEMS ENCOUNTEREDACTION

Remove the seat from the vehicle, remove the rear seat cover and check the continuity/insulation between:

  • Control panel connector and backrest adjustment motor
  • Control panel connector and backrest coupling connection.

  • backrest coupling connection and backrest adjustment motor.

    (Wiring Diagram ) E3076 ELECTRICALLY-ADJUSTABLE SEATS

Move on to StepElectrical equipment faulty

Restore the electrical connection.

(Wiring Diagram ) E3076 ELECTRICALLY-ADJUSTABLE SEATS

3CHECK ON CORRECT OPERATIONALL OKPROBLEMS ENCOUNTEREDACTION
Check that the fault is no longer presentFault persistsReplace the backrest adjustment motor

Parts & tools for this job Staging For 2002 Lancia Thesis

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