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Fiat Grande Punto Factory Service Manual (2005-2012)22 · Fault diagnosis
22 · Diagnostics

Luggage compartment does not open with remote control

Make
Fiat
Model
Grande Punto Factory Service Manual
Year
2005–2012
Section
Doors › Luggage compartment does not open with remote control
Fault diagnosisLuggage compartment does not open with remote control

LUGGAGE COMPARTMENT DOES NOT OPEN WITH REMOTE CONTROL

The boot lid does not open when the remote control is operated.

The opening command for the boot lid is received by the body computer node via the internal RF receiver; the body computer node unlocks the boot lid lock and releases it gently, disabling the alarm (if fitted).

Results of the tests
0PRELIMINARY CHECKAll OKProblems encounteredOperation

Check the condition of the boot locking/unlocking system protective fuse

Also check the charge of the remote control battery

Move on to Step 1

1. Fuse blown

2. Battery not properly charged

1. Replace the fuse

2. Replace the remote control battery.

1REMOTE CONTROL OPERATION CHECKAll OKProblems encounteredOperation
Check the operation of the system using the second remote controlMove on to Step 2

1. The fault persists

2. The fault disappears

1. Move on to Step 3

2. Replace the remote control

2CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation
Connect the Examiner diagnostic equipment and check that the "defective" remote control is correctly programmed inside the Body Computer Node configurationMove on to Step 13Remote control not stored in Body Computer Node configuration

Programme the remote control see

Op. 5580E ANTI-THEFT DEVICE

3CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation
Connect the Examiner diagnostic equipment and check that the remote controls are correctly stored inside the Body Computer Node configurationMove on to Step 4Remote controls not stored in Body Computer Node configuration

Programme the remote controls see

Op. 5580E ANTI-THEFT DEVICE

4CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation
Keeping the Examiner diagnostic equipment connected, check, in parameters ambient, the correct learning and consequently operation of the individual remote control buttonsMove on to Step 5The remote control signals have not been correctly learntMove on to Step 9
5CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation

Keeping the Examiner diagnostic equipment connected, check the following at the body computer node:

- that there are no faults

Move on to Step 6Errors detected: boot lid opening relay short circuit or with open circuitReplace the boot lid opening relay
6CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation
Check the opening of the boot lid in active diagnosisMove on to Step 12The boot lid does not openMove on to Step 7
7ELECTRICAL CIRCUIT CHECKAll OKProblems encounteredOperation
Check the electrical connection between the body computer node and the bood lid lockMove on to Step 8

1. Electrical connector at the boot lid opening actuator not properly connected

2. Connection broken or not insulated

1. Connect the electrical connector properly to the boot lid actuator

2. Restore the continuity/insulation of the electrical connection

See E3045 INSTRUMENT PANEL AND INDICATORS

8ELECTRICAL SIGNAL CHECKAll OKProblems encounteredOperation
Disconnect the electrical connector for the boot lid lock and check for the opening control signalMove on to Step 11Opening control signal missingMove on to Step 12
9CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation
Check that there are no errors using the Examiner diagnostic equipmentMove on to Step 12Error detected: RF receiver brokenMove on to Step 10
10ELECTRICAL CIRCUIT CHECKAll OKProblems encounteredOperation
Check the RF receiver aerialMove on to Step 12

1. Aerial connector not correctly connected at RF receiver

2. RF receiver aerial broken

1. Connect the aerial connector properly to the Body Computer Node

2. Replace the RF receiver aerial

11CHECK ON CORRECT OPERATIONAll OKProblems encounteredOperation
Check that the fault is no longer presentEnd of diagnosisThe fault persists

Replace the boot lid lock

Op. 7015B10 SINGLE TAILGATE LOCK - R+R OR REPAIR WITH PANEL/PROTECTION REMOVED

12CHECK ON CORRECT OPERATIONAll OKProblems encounteredOperation
Check that the fault is no longer presentEnd of diagnosisThe fault persistsReplace the remote control

Parts & tools for this job For 2005 Fiat Grande Punto

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