For a complete wiring diagram Refer to Section 8W.Possible Causes(P304) SWIING GATE LOCK DRIVER CIRCUIT OPEN(P304) SWING GATE LOCK DRIVER CIRCUIT SHORT TO GROUND(P306) SWING GATE UNLOCK DRIVER CIRCUIT OPEN(P306) SWING GATE UNLOCK DRIVER CIRCUIT SHORT TO GROUNDSWING GATE LATCHTOTALLY INTEGRATED POWER MODULE (TIPM)1. SWING GATE LATCH INOPERATIVE

Disconnect the Swing Gate Latch connector.Connect a test light between the (P304) Swing Gate Lock Driver circuit and the (P406) Swing Gate Unlock Driver circuit.Close the front doors or trip the front door latches to the closed position.Operate the door locks in both positions and observe the test light.Does the test light illuminate brightly for approximately 300 ms. when the door locks are actuated?Yes Replace the Swing Gate Latch.Perform BODY VERIFICATION TEST - VER 1 (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)No Go To 22. (P306) SWING GATE UNLOCK DRIVER CIRCUIT OPEN

Turn the ignition off.Disconnect the TIPM C5 connector.Measure the resistance of the (P306) Swing Gate Unlock Driver circuit between the Latch connector and the TIPM C5 connector.Is the resistance below 2.0 ohms?No Repair the (P306) Swing Gate Unlock Driver circuit for an open.Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)YesGo To 33. (P306) SWING GATE UNLOCK DRIVER CIRCUIT SHORT TO GROUND

Measure the resistance between Ground and the (P306) Swing Gate Unlock Driver circuit.Is the resistance below 1000.0 ohms?Yes Repair the (P306) Swing Gate Unlock Driver circuit for a short to ground.Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)No Go To 44. (P304) SWING GATE LOCK DRIVER CIRCUIT OPEN

Disconnect the TIPM C6 connector.Measure the resistance of the (P304) Swing Gate Lock Driver circuit between the TIPM C6 connector and the Swing Gate Latch connector.Is the resistance below 2.0 ohms?Yes Go To 5No Repair the (P304) Swing Gate Lock Driver circuit for an open.Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)5. (P304) SWING GATE DOOR LOCK DRIVER CIRCUIT SHORT TO GROUND

Measure the resistance between Ground and the (P304) Swing Gate Lock Driver circuit.Is the resistance below 1000.0 ohms?Yes Repair the (P304) Swing Gate Lock Driver circuit for a short to ground.Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)No Replace the Totally Integrated Power Module in accordance with service information.Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE