Jaguar XJ (X350). Manual — part 1347

REPAIR the circuit between TLO9 pin 05 and audio control module electrical connector CC08 pin 19.

For additional information, refer to the wiring diagrams. CLEAR the DTC. TEST the system for normal

operation.

G239843t351 : CHECK THE WAKE-UP SIGNAL TO THE REAR
ENTERTAINMENT MODULE

1. Disconnect the rear entertainment module electrical connector RC001. 2. Turn the ignition switch

to the ACC position. 3. Measure the voltage between RC01 pin 06 (OG) and GROUND, using an

oscilloscope (see note above).

•

Does the oscilloscope show a wake-up signal as described?

-> Yes

Check for DTCs indicating a module fault.

-> No

REPAIR the circuit between RC01 pin 06 and audio control module electrical connector CC08 pin 19.

For additional information, refer to the wiring diagrams. CLEAR the DTC. TEST the system for normal

operation.

PINPOINT TEST G239843p24 : U2003;
COMPACT DISC CHANGER NOT
RESPONDING

G239843t233 : CHECK THE CD CHANGER MODULE, USING THE OPTICAL BUS
TESTER

1. Connect the optical bus tester to the fibre optic lead connector DB02. 2. Set the optical bus tester

to BY-PASS. 3. CLEAR the DTC. 4. Turn the ignition switch to the ACC position. 5. Wait for 10 seconds.

6. Check for "not responding" DTCs.

•

Is U2003 set?

-> Yes

For "wake-up" signal circuit tests, GO to Pinpoint Test G239843p5.

. GO to Pinpoint Test G239843t255.

-> No

GO to Pinpoint Test G239843t234.

G239843t234 : CHECK FOR DTC U2602 OR U2603

1. Check DTCs.

•

Are codes U2602 or U2603 logged?

-> Yes

For optical ring tests, GO to Pinpoint Test G239843p29.

, and GO to Pinpoint Test G239843p30.

.

-> No

Recheck DTCs. No break in optical harness.

PINPOINT TEST G239843p25 : U2008;
PHONE MODULE NOT RESPONDING

G239843t235 : CHECK PHONE MODULE, USING OPTICAL BUS TESTER

1. Connect the optical bus tester to the fibre optic lead connector DB03. 2. Set the optical bus tester

to BY-PASS. 3. CLEAR the DTC. 4. Turn the ignition switch to the ACC position. 5. Wait for 10 seconds.

6. Check for "not responding" DTCs.

•

Is U2008 set?

-> Yes

For "wake-up" signal circuit tests, GO to Pinpoint Test G239843p5.

.

-> No

GO to Pinpoint Test G239843t236.

G239843t236 : CHECK FOR DTC U2602 OR U2603

1. Check DTCs.

•

Are codes U2602 or U2603 logged?

-> Yes

For optical ring tests, GO to Pinpoint Test G239843p29.

, and GO to Pinpoint Test G239843p30.

.

-> No

Recheck DTCs. No break in optical harness.

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PINPOINT TEST G239843p26 : U2019;
VOICE ACTIVATED CONTROL
MODULE (VACM) NOT RESPONDING

G239843t237 : CHECK VOICE CONTROL MODULE USING OPTICAL BUS
TESTER

1. Connect the optical bus tester to the fibre optic lead connector DB04. 2. Set the optical bus tester

to BY-PASS. 3. CLEAR the DTC. 4. Turn the ignition switch to the ACC position. 5. Wait for 10 seconds.

6. Check for "not responding" DTCs.

•

Is U2019 set?

-> Yes

For "wake-up" signal circuit tests, GO to Pinpoint Test G239843p5.

.

-> No

GO to Pinpoint Test G239843t238.

G239843t238 : CHECK FOR DTC U2602 OR U2603

1. Check DTCs.

•

Are codes U2602 or U2603 logged?

-> Yes

For optical ring tests, GO to Pinpoint Test G239843p29.

, and GO to Pinpoint Test G239843p30.

.

-> No

Recheck DTCs. No break in optical harness.

PINPOINT TEST G239843p27 : U2613;
NAVIGATION CONTROL MODULE NOT
RESPONDING

G239843t239 : CHECK NAVIGATION CONTROL MODULE, USING OPTICAL
BUS TESTER

1. Connect the optical bus tester to the fibre optic lead connector DB06. 2. Set the optical bus tester

to BY-PASS. 3. CLEAR the DTC. 4. Turn the ignition switch to the ACC position. 5. Wait for 10 seconds.

6. Check for DTCs.

•

Is U2613 set?

-> Yes

For "wake-up" signal circuit tests, GO to Pinpoint Test G239843p5.

. GO to Pinpoint Test G239843t258.

-> No

GO to Pinpoint Test G239843t240.

G239843t240 : CHECK FOR DTC U2602 OR U2603

1. Check DTCs.

•

Are codes U2602 or U2603 logged?

-> Yes

For optical ring tests, GO to Pinpoint Test G239843p29.

, and GO to Pinpoint Test G239843p30.

.

-> No

Recheck DTCs. No break in optical harness.

PINPOINT TEST G239843p28 : U2614;
AMPLIFIER NOT RESPONDING

G239843t241 : CHECK AMPLIFIER USING OPTICAL BUS TESTER

1. Connect the optical bus tester to the fibre optic lead connector DB07. 2. Set the optical bus tester

to BY-PASS. 3. CLEAR the DTC. 4. Turn the ignition switch to the ACC position. 5. Wait for 10 seconds.

6. Check for DTCs.

•

Is U2614 set?

-> Yes

For "wake-up" signal circuit tests, GO to Pinpoint Test G239843p5.

.

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