Pinpoint Test AC: U2602: BREAK IN OPTICAL HARNESS FROM ICE HEAD UNIT. (TRANSMITTER)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 Jaguar S-Type, 2007 Jaguar S-Type, 2006 Jaguar S-Type, 2005 Jaguar S-Type, and 2004 Jaguar S-Type. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FIBRE OPTIC LEAD BETWEEN LUGGAGE COMPARTMENT JOINT AND CD CHANGER
Disconnect fibre optic connector, RA02.

Disconnect fibre optic connector, RA01.

Connect the Optical Bus Tester to the fibre optic lead connector, RA01.

Set the Optical Bus Tester to TX.

Set the Optical Bus Tester to ON.

Check for light pulses at the receiver pin of disconnected D2B connector, RA02.

Are light pulses visible?

YES: Go to step 2.

NO: INSTALL a new telematic harness between RA03 and RA02. For additional information, refer to the electrical guide. CLEAR the DTC. TEST the system for normal operation.
CHECK CABIN FIBRE OPTIC HARNESS
Disconnect the fibre optic connector, FC107.

Disconnect the fibre optic connector, RA01.

Connect the Optical Bus Tester to FC107 using adaptor lead.

Set the Optical Bus Tester to TX.

Set the Optical Bus Tester to ON.

Check for light pulses at the receiver pin of disconnected D2B connector, RA01.

Are light pulses visible?

YES: Go to step 3.

NO: INSTALL a new cabin optical harness between RA01 and FC107. For additional information, refer to the electrical guide. CLEAR the DTC. TEST the system for normal operation.
CHECK FIBRE OPTIC LEAD BETWEEN ASHTRAY AND ICE HEAD UNIT
Connect the Optical Bus Tester to FC108 using the adaptor lead.

Set the Optical Bus Tester to TX.

Set the Optical Bus Tester to ON.

Check for light pulses at the receiver pin of disconnected D2B connector, FC107.

Are light pulses visible?

YES: Go to step 4.

NO: INSTALL a new instrument optical harness between FC107 and FC108. For additional information, refer to the electrical guide. CLEAR the DTC. TEST the system for normal operation. Go to step 4.
CHECK THE ICE HEAD UNIT
Turn the ignition switch to the ACC position.

Wait for 10 seconds.

Check for light pulses at the transmitter pin of disconnected D2B connector, FC108. (Rear of ICE head unit).

Are light pulses visible?

YES: Recheck DTCs. No fault found in D2B system.

NO: INSTALL a new ICE head unit, refer to Audio Unit . CLEAR the DTC. TEST the system for normal operation.
CHECK THE FIBRE OPTIC LEAD FROM THE CD CHANGER TO THE 'PHONE MODULE
Disconnect optical connector RA02.

Disconnect optical connector RA03.

Connect the Optical Bus Tester to RA02.

Check for light pulses at the transmitter pin of disconnected D2B connector, RA03.

Are light pulses visible?

YES: Go to step 6.

NO: INSTALL a new telematic harness between RA03 and RA02. For additional information, refer to the electrical guide. CLEAR the DTC. TEST the system for normal operation.
CHECK THE FIBRE OPTIC LEAD FROM THE 'PHONE MODULE TO THE VOICE MODULE
Disconnect optical connector RA04.

Disconnect optical connector RA03.

Connect the Optical Bus Tester to RA03.

Check for light pulses at the transmitter pin of disconnected D2B connector, RA04.

Are light pulses visible?

YES: Go to step 7.

NO: INSTALL a new telematic harness between RA03 and RA04. For additional information, refer to the electrical guide. CLEAR the DTC. TEST the system for normal operation.
CHECK THE FIBRE OPTIC LEAD FROM THE VOICE MODULE TO THE NAVIGATION COMPUTER
Disconnect optical connector RA04.

Disconnect optical connector RA05.

Connect the Optical Bus Tester to RA04.

Check for light pulses at the transmitter pin of disconnected D2B connector, RA05.

Are light pulses visible?

YES: Go to step 8.

NO: INSTALL a new telematic harness between RA05 and RA04. For additional information, refer to the electrical guide. CLEAR the DTC. TEST the system for normal operation.
CHECK THE FIBRE OPTIC LEAD FROM THE NAVIGATION COMPUTER TO THE AMP
Disconnect optical connector RA05.

Disconnect optical connector RA06.

Connect the Optical Bus Tester to RA05.

Check for light pulses at the transmitter pin of disconnected D2B connector, RA06.

Are light pulses visible?

YES: Recheck DTCs. No fault found in D2B system.

NO: INSTALL a new telematic harness between RA06 and RA05. For additional information, refer to the electrical guide. CLEAR the DTC. TEST the system for normal operation.