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Fiat Bravo Factory Service Manual (2007-2014)22 · Fault diagnosis
22 · Diagnostics

Alarm and central locking not activated

Make
Fiat
Model
Bravo Factory Service Manual
Year
2007–2014
Section
Alarm › Alarm and central locking not activated
Fault diagnosisAlarm and central locking not activated

ALARM AND CENTRAL LOCKING NOT ACTIVATED

The alarm system comes on automatically the moment the doors are locked using the remote control.

TEST RESULTS
0PRELIMINARY CHECKSALL OKPROBLEMS ENCOUNTEREDACTION

Check whether:

- the doors lock mechanically using the key that comes with the vehicle

- the remote controls are both working and transmit the RF codes

- the time that the remote control buttons are pressed is correct and they have not been pressed too many times

- remote control battery is run down; check the voltage of the remote control battery

See Test 5580EA ANTI-THEFT DEVICE REMOTE CONTROL OPERATION CHECK

Move on to Step 2

1. The doors do not lock using the key

2. The remote control is not working as it is faulty

3. The remote control is not working as the rolling code is out of sync

4. The transmitter battery has been changed and the rolling code is out of sync

5. The remote control does not work in certain places where there is strong electro-magnetic interference

6. The time the buttons in the remote control are pressed is too long or the remote control button is pressed too many times. The NBC system is in protection mode

7. Remote control battery run down

1. Proceed as instructed

See table P010 CENTRAL LOCKING NOT WORKING

2. Replace the remote control

3. Resynchronise code

See Test 5580EA ANTI-THEFT DEVICE REMOTE CONTROL OPERATION CHECK

4. Resynchronise code

See Test 5580EA ANTI-THEFT DEVICE REMOTE CONTROL OPERATION CHECK

5. It is not possible to carry out any type of operation. Carry out the test somewhere far away from anti-theft transmitters, hospitals, electric power stations, industrial zones, radio-television transmitters.

6. Wait 30 seconds without pressing the buttons and try again

7. Replace remote control battery

1CHECK USING DIAGNOSTIC EQUIPMENTALL OKPROBLEMS ENCOUNTEREDACTION

Connect the Examiner diagnostic equipment to the diagnostic socket.

Check the following at the alarm node:

- that there are no faults;

The presence of the alarm system in the parameters mode

- that there are no errors in the control unit;

- the programming status of the remote controls

Move on to Step 3

1. The remote control is not working due to lack of programming

2. Remote control used does not conform.

1. Check the voltage of the remote control battery

See Test 5580EA ANTI-THEFT DEVICE REMOTE CONTROL OPERATION CHECK

and, if run down, replace it

2. Carry out the remote control programming procedure

3. Replace the remote controls, checking conformity

2CORRECT OPERATION CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check that the fault is no longer presentEnd of diagnosisThe fault persists

Replace body computer

Op. 5505A35 MAIN BODY COMPUTER/JUNCTION UNIT - R.R.

Parts & tools for this job For 2007 Fiat Bravo

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