Diagnosis
No Backseat Audio And Video Is Playing ProperlyNOTE:
All diagnostic tests should be performed out in the open in a "known good" Satellite TV reception area.
1. Using a Scan Tool (StarSCAN(R)) with the appropriate Diagnostic Procedures available in TechCONNECT, verify all engine Systems are functioning as designed. If DTC's are present record them on the repair order and repair as necessary before proceeding further with this bulletin.
2. Check radio volume level and put radio is in SATV mode.
3. Select SATV tab on RER/REN or press SAT button twice on REQ.
4. Put Video Entertainment System (VES) is in SATV mode. Press Mode on remote button, select Radio and SATV. Use headphones to check audio. Simply turn headphones on while video is present.
NOTE:
Verify your remote is on the correct channel (CH1 or Ch2)
5. Is SATV audio present in headphones?
a. Yes >>> If SATV audio is present in headphones, SATV is functioning properly. Proceed to Step # 12.
b. No >>> Proceed to Step # 6.
6. Use remote to select other VES modes (SAT Audio, FM).
7. Is audio present on headphones in other modes?
a. Yes >>> Proceed to Step # 8.
b. No >>> Proceed to Step # 12.
8. Test wiring continuity from audio out of SATV (Pins 14 Right, 15 Common, 16 Left) at the connector to audio inputs on VES.
9. Ensure white 25 pin connector on VES is properly seated.
10. Is wiring OK from SATV to VES?
a. Yes >>> Proceed to Step # 11.
b. No >>> Proceed to Step # 12.
11. Turn OFF ignition switch and perform a boot of the SATV module (pull IOD fuse). Does SATV function properly?
a. Yes >>> SATV system functioning properly at this time. Repair is complete.
b. No >>> Replace SATV module. Verify proper operation.
12. Ensure white 25 pin connector on VES is properly seated. Troubleshoot radio, amplifier, speakers and wiring connections for source of audio loss.
No Backseat Video (Black Screen) And Audio Is Playing Properly.
1. Using a Scan Tool (StarSCAN(R)) with the appropriate Diagnostic Procedures available in TechCONNECT, verify all Audio systems are functioning as designed. If DTC's are present record them on the repair order and repair as necessary before proceeding further with this bulletin.
2. If radio is an RER/REN, place vehicle in park. Select SATV tab and press View Video to display video on radio screen. If radio is REQ, Proceed to Step # 4.
3. Does radio display video now?
a. Yes >>> SATV is functioning properly. Proceed to Step # 8.
b. No >>> Proceed to Step # 4.
4. Test wiring continuity from video out of SATV (Pins 6 Video shield, 7 Video common, 8 Video signal) at the connector to video input on VES.
5. Ensure white 25 pin connector on VES is properly seated.
6. Is wiring OK from SATV to VES?
a. Yes >>> Proceed to Step # 7.
b. No >>> Proceed to Step # 8.
7. Turn OFF ignition switch and perform a boot of the SATV module (pull IOD fuse). Does SATV function properly?
a. Yes >>> SATV is functioning properly at this time. Repair is complete.
b. No >>> Replace SATV module. Verify proper operation.
8. Ensure white 25 pin connector on VES is properly seated. SATV is functioning properly. Troubleshoot radio, VES and wiring connections for source of video loss.
No Backseat Video (Black Screen) And Audio Is Not Playing.
1. Using a Scan Tool (StarSCAN(R)) with the appropriate Diagnostic Procedures available in TechCONNECT, verify all Audio systems are functioning as designed. If DTC's are present record them on the repair order and repair as necessary before proceeding further with this bulletin.
2. Put Radio is in SATV mode. Select SATV tab on RER/REN or press SAT button twice on REQ.
3. Put VES is in SATV mode. Press Mode on remote button, select Radio and SATV.
4. Is SATV video/audio present in either radio or VES?
a. Yes >>> Proceed to Step # 14.
b. No >>> Proceed to Step # 5.
5. Use StarScan(R) to confirm SDARV, VES and radio communication by checking for DTC's.
6. Does the VES and Radio communicate?
a. Yes >>> Proceed to Step # 7.
b. No >>> Proceed to Step # 8.
7. Does the SDARV communicate?
a. Yes >>> Proceed to Step # 10.
b. No >>> Proceed to Step # 8.
8. Test wiring continuity from CANH and CANL of SATV (Pins 1 CAN +, 9 CAN -), at the connector to CANH and CANL on VES and radio.
9. Ensure white 25 pin connector on VES is properly seated. Proceed to
10. Test wiring continuity from video and audio out of SATV at the connector to video and audio input on VES.
11. Ensure white 25 pin connector on VES is properly seated.
12. Is wiring OK from SATV to VES?
a. Yes >>> Proceed to Step # 13.
b. No >>> Proceed to Step # 14.
13. Turn OFF ignition switch and perform a boot of the SATV module (pull IOD fuse). Does SATV function properly?
a. Yes >>> SATV system functioning properly at this time. Repair is complete.
b. No >>> Replace SATV module. Verify operation. Repair is complete.
14. SATV is functioning properly. Troubleshoot radio, VES and wiring connections for source of CAN loss or video/audio loss.