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

Alarm and central locking do not come on

Make
Lancia
Model
Thesis Factory Service Manual
Year
2002–2009
Section
Alarm › Alarm and central locking do not come on
Fault diagnosisAlarm and central locking do not come on

ALARM AND CENTRAL LOCKING DO NOT COME ON

Version Without Keyless Go

The alarm system comes on automatically the moment the doors are locked using the remote control or the PASSIVE system in Belgian mode. The remote control receiver is integrated in the Body Computer Node and is fitted with an aerial for receiving the signal.

STEPOPERATIONS TO BE CARRIED OUTTEST RESULTS
0PRELIMINARY CHECKALL OKPROBLEMS ENCOUNTEREDACTION

Check that:

  • the doors close mechanically using the keys which come with the vehicle
  • the remote controls are both working
Move on to Step1. The doors do not lock using the keyContinue following the instructions in the table P10 CENTRAL LOCKING NOT WORKING
2. Only one remote control is workingMove on to Step
3. Both remote controls are not workingMove on to Step
1CHECK USING DIAGNOSTIC EQUIPMENTALL OKPROBLEMS ENCOUNTEREDACTION

Connect the Examiner diagnostic equipment to the diagnostic socket and check the following at the Body Computer Node:

  • that there are no faults;

In parameters ambient:

  • the presence of the alarm system
  • the programming state of the remote controls
Move on to Step1. The doors do not lock using the key1. Continue following the instructions in the diagnostic table
2. Only one remote control is working2. Check the conformity of the vehicle
3. Both remote controls are not working3. Carry out the programming procedure for the keys and remote controls
2CHECK USING DIAGNOSTIC EQUIPMENTALL OKPROBLEMS ENCOUNTEREDACTION

Connect the Examiner diagnostic equipment to the diagnostic socket and check the following at the Body Computer Node In parameters ambient:

  • the number of remote controls programmed
  • the plausibility of the remote control button parameter
  • the charge state of the remote control batteries
Move on to Step1. The number of remote controls programmed is less than the number of remote controls which come with the vehicle1. Programme the remote control, if possible, or replace the key and remote control and programme again
2. The remote control button parameter state does not change (pressed/released)2. Replace the remote control and carry out the programming
3. The remote control batteries are run down3. Replace the batteries
3CHECK ON CORRECT OPERATIONALL OKPROBLEMS ENCOUNTEREDACTION
Check that the fault is no longer presentMove on to StepFault persists

Replace body computer

See in Op. 5505A32 BODY COMPUTER - R.R.

Parts & tools for this job Staging For 2002 Lancia Thesis

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