DTC Troubleshooting: B1383

DTC B1383: Ratchet Switch Signal Error Clear the DTCs using the HDS. Open the tailgate fully with the tailgate outer handle, then close it fully with manual operation. Check the DTCs by selecting the DTCs MENU (DTCs) from the HDS. Is DTC B1383 indicated?
YES | - | Go to Step 4 .
NO | - | Intermittent failure, the system is OK at this time.■
Open the tailgate fully with the tailgate outer handle. Cycle the ignition switch to OFF, and by using the screwdriver, close the latch in the tailgate. Disconnect 12P connector from the tailgate closer unit. Check for continuity between the No. 8 and No. 9 terminals of the tailgate closer unit 12P connector. Is there continuity?
YES | - | Faulty ratchet switch; replace the tailgate closer unit.■
NO | - | Go to Step 8 .
Reconnect the 12P connector to the tailgate closer unit. Disconnect connector A (26P) from power tailgate control unit. |

Check for continuity between the No. 19 terminal of power tailgate control unit connector A (26P) and body ground. Is there continuity?
YES | - | Go to Step 15 .
NO | - | Go to Step 11 .
Rotate the emergency lever inside of the tailgate. |

Check for continuity between the No. 19 and No. 14 terminals of power tailgate control unit connector A (26P). Is there continuity?
YES | - | Faulty power tailgate control unit; replace it.■
NO | - | Go to Step 13 .
Disconnect 12P connector from the tailgate closer unit. |

Check for continuity between the No. 8 and No. 9 terminals of the tailgate closer unit 12P connector. Is there continuity?
YES | - | Repair an open in the GRN/BLK (LACT) wire, between the No. 19 terminal of power tailgate control unit connector A (26P) and the No. 8 terminal of the tailgate closer unit 12P connector.■
NO | - | Faulty ratchet switch, or an open circuit for LACT line in the tailgate closer unit; replace it.■
Disconnect 12P connector from the tailgate closer unit. |

Check for continuity between the No. 8 terminal of the tailgate closer unit 12P connector and body ground. Is there continuity?
YES | - | Repair a short in the GRN/BLK (LACT) wire between the No. 19 terminal of power tailgate control unit connector A (26P) and the No. 8 terminal of the tailgate closer unit 12P connector.■
NO | - | A short circuit for LACT line in the tailgate closer unit; replace it.■