Test results

Check that the volume of the telephone channel in the radio is not set to zero.

Move on to Step 1

The volume is set to zero

Set it to a sufficiently high volume that can be heard.

Connect an EXAMINER and check the following on CAN NETWORK INFORMATION:

• No faulty control units

• No control units with faulty CAN line

Move on to Step 2

1. Faulty control units present

2. CAN failure

1. Continue as instructed by the diagnostic equipment

2. Restore CAN

Check that the customer's telephone is one of those supported by the system on the vehicle listed above.

Also check whether the switching takes place at all or if it is just slow.

Move on to Step 2

1. The customer's telephone is not compatible with the system

2. The switchover is very slow

3. The switchover does not take place at all

1. Move on to Step 3

2. A slow switchover is due to the order in which the system recognition has been carried out. If you wish this telephone to be the first one, move on to Step 7

3. Move on to Step 2

The system supplier constantly tests the software to check whether new telephones can be supported by the current system.

If the answer is yes, this information will be supplied in a Service News.

Update the software on a periodic basis; a more updated version that supports the Customer's telephone may be available from the Parts Dept. In this case, this information will be supplied in a Service News.

If this takes place, replace the Bluetooth control unit and check that the fault disappears.

Replacing a control unit to update the software is not a defect that is down to the vehicle and is not therefore covered under the warranty. The expenses are the responsibility of the Customer

End of diagnosis

1. According to the instructions in the Service News, the telephone is compatible with the system

2. There are no updates to make the telephone and system compatible

3. The fault persists even after the update

1. Move on to Step 4

2. The problem cannot be solved through the incompatibility of the telephone with the vehicle system

3. Move on to Step 4

Check whether the telephone is cable of connecting via Bluetooth to other systems such as other mobile phones, earphone systems or computers.

Move on to Step 5

The telephone is not capable of dialogue even with other Bluetooth systems

Move on to Step 3

Check that the Bluetooth operation has been activated at the telephone: if there are doubts, consult the mobile phone manual to identify the Bluetooth function status

Move on to Step 6

The Bluetooth function is not activated

Activate the Bluetooth function: if there are doubts, consult the mobile phone manual to carry out the activation.

Check that the system on the vehicle has been authorized for automatic connection to the telephone

Move on to Step 7

The system on the vehicle is not authorized for automatic connection

Activate the connection at the radio in the hands-free telephone menu.

Carry out the system recognition procedure for the telephone: if there are doubts, consult the mobile phone manual to carry out the system recognition. Make sure that the procedure has been successful and the fault has disappeared

The system asks the telephone to enter an activation code. It can be found in the vehicle Owner's Handbook.

End of diagnosis

1. The outcome of the recognition procedure is not successful

2. The recognition procedure is successful, but the fault persists

1. Move on to Step 8

2. Move on to Step 9

Delete the telephones recognized by the telephone system

End of diagnosis

The outcome of the deletion procedure is not successful

Move on to Step 9

Check the continuity and insulation of the electrical circuit between the steering wheel button and the Body Computer

 See E3570 INTEGRATED RADIO PHONE

End of diagnosis

1. Electrical connections faulty

2. Call opening/closing button faulty

1. Restore the correct connections

2. Replace the controls on the steering wheel

 Op. 5570T66 MODULE (ONE) ON STEERING WHEEL FOR RADIO CONTROL - R+R