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USB device does not function (with navigation) Honda Civic VIII рестайлинг

Audio System (Except Hybrid) 9 illustrations ~805 words

USB device does not function (with navigation)

Note. Check the vehicle battery condition first. Check the connectors for poor connections or loose terminals. Check the USB device requirement: Mass-storage class ready digital audio player with USB 2.0 port More than 256 MB of RAM Supports MP3, WMA, and AAC (encoded with the i-Tunes) files, DRM files are not supported

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Scheme 180: USB device does not function (with navigation)
Scheme 180: USB device does not function (with navigation)

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  1. Turn the ignition switch to ON (II) and turn on the navigation unit.
  2. Push the AUX button to select USB mode. Is USB NO DATA displayed? YES -Go to step 4. NO -Go to step 18.
  3. Turn the ignition switch to LOCK (0).
  4. Check that the customer's USB memory device functions properly when it is connected to a known-good vehicle. Does the device work properly? YES - Go to step 5. NO -If the USB port is OK, the music player or the music device cable is either defective or incompatible.
  5. Return to the customer's vehicle with the customer's USB memory device, and check if NO DATA appears when the music player is connected to the USB port. Does NO DATA appear? YES -Go to step 6. NO -Go to step 10.
  6. Turn the ignition switch to LOCK (0).
  7. Check the connectors at USB adapter unit connector B (5P), the USB adapter cable, and the USB adapter. Are the connectors and terminals connected properly? YES -Go to step 8. NO -Repair the connection, and recheck
  8. Disconnect USB adapter unit connector B (5P).
  9. Check for continuity between terminals of USB adapter connector B (5P) and the USB adapter 5P connector according to the table. USB ADAPTER UNIT CONNECTOR REFERENCE USB adapter unit connector USB adapter connector B1 1 B2 2 B3 3 B4 4 Is there continuity? YES -Replace the USB adapter unit (see «USB ADAPTER UNIT REPLACEMENT»(ref-355137-S27521870372010012000000) ). NO -There is an open in the wire(s) between the USB adapter unit and the USB adapter. Replace the affected shielded harness
  10. Check the XM operation on the navigation display. Are the system working properly on the navigation screen? YES -Go to step 11. NO -Go to «XM RADIO DISPLAY IS BLANK AND NO STATION INFORMATION IS DISPLAYED TROUBLESHOOTING»(ref-355137-S40526840152010012000000) .
  11. Turn the ignition switch to LOCK (0).
  12. Check that the navigation unit connectors and the USB adapter unit connectors properly connected. Is the connectors properly connected? YES -Go to step 13. NO -Connect the connectors, and recheck.
  13. Measure the voltage between body ground and USB adapter unit connector A (14P) terminal No. 1. Is there battery voltage? YES -Go to step 14. NO -Repair open in the wire between the navigation unit and the USB adapter unit.
  14. Turn the ignition switch to ON (II).
  15. Measure the voltage between body ground and USB adapter unit connector A (14P) terminal No. 11. Is there less than 0.1 V? YES -Go to step 16. NO -Repair open or high resistance in the wire between the navigation unit and the USB adapter unit.
  16. Turn the ignition switch to LOCK (0).
  17. Measure the voltage between body ground and USB adapter unit connector A (14P) terminal No. 2. Is there 10 V or more present? YES -Go to step 19 . NO -Go to step 18.
  18. Measure the voltage between body ground and navigation unit connector E (14P) terminal No. 2. Is there 10 V or more present? YES -Repair open or short in the wire(s) between the navigation unit and the USB adapter unit. NO -Substitute a known-good navigation unit (see «NAVIGATION UNIT REMOVAL/INSTALLATION»(ref-355136-S21397797632010012000000) ), and recheck. If 10 V or more are present, replace the original navigation unit.
  19. Turn the ignition switch to ON (II).
  20. Measure the voltage between body ground and navigation unit connector E (14P) terminal No. 2. Is there 10 V or more present? YES -Substitute a known-good audio unit and recheck. If 10 V or more are present, replace the original navigation unit (see «NAVIGATION UNIT REMOVAL/INSTALLATION»(ref-355136-S21397797632010012000000) ). NO -Go to step 21.
  21. Turn the ignition switch to LOCK (0).
  22. Disconnect navigation unit connector E (14P) and USB adapter unit connector A (14P).
  23. Check for continuity between terminals of navigation unit connector E (14P) and USB adapter unit connector A (14P) according to the table. CONNECTOR TERMINAL WIRE COLOR REFERENCE Navigation unit connector USB adapter unit connector Wire color E9 A9 BLU E10 A10 PNK Is there continuity? YES -Substitute a known-good USB adapter unit (see «USB ADAPTER UNIT REPLACEMENT»(ref-355137-S27521870372010012000000) ), then reconnect all of the connectors, and recheck. If the symptom/indication goes away, replace the original USB adapter unit. If the symptom/indication is still present, replace the navigation unit (see «NAVIGATION UNIT REMOVAL/INSTALLATION»(ref-355136-S21397797632010012000000) ). NO -Open in the wire(s) between the navigation unit and the USB adapter unit. Replace affected shielded harness.