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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 313 (Intrusion Transceiver Module (ITM) - Electrical Diagnostics) >> DTC Troubleshooting >> B1A44-Security Receiver Sensor Circuit Open >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. TEST FOR INTERMITTENT CONDITION 
    1. Turn the ignition on.
    2. With the scan tool, record and erase DTCs.
    3. Turn the ignition off and remove the key from the ignition.
    4. Close all doors and arm the VTSS and wait one minute.
    5. Disarm the VTSS turn the ignition on and wait one minute.
    6. With the scan tool, read DTCs.

      Does the scan tool display this DTC as active?

      Yes 

      • Go to step  2

      No 

  2. CHECK THE (G460) INTRUSION RECEIVER SENSOR SIGNAL CIRCUIT VOLTAGE 
    Fig 1: Checking Intrusion Receiver Sensor Signal Circuit Voltage
    GC0096979Courtesy of CHRYSLER LLC
    1. Disconnect the Intrusion Sensor Receiver connector.
      NOTE: Check connectors - Clean/repair as necessary.
    2. Turn the ignition on.
    3. With the scan tool actuate the Intrusion Sensor Receiver.
    4. Measure the voltage between (G460) Intrusion Receiver Sensor Signal circuit and (G946) Intrusion Receiver Sensor Ground circuit.

      Is the voltage above 10.0 volts

      Yes 

      • Go To step  3

      No 

      • Go to step  4
  3. CHECK THE INTRUSION SENSOR RECEIVER 
    1. Turn the ignition off.
    2. Install a known good Intrusion Sensor Receiver.
    3. Turn the ignition on.
    4. With the scan tool erase DTCs.
    5. Turn the ignition off and remove the key from the ignition.
    6. Close all doors and arm the VTSS and wait one minute.
    7. Disarm the VTSS turn the ignition on and wait one minute.
    8. With the scan tool, read DTCs.

      Does the scan tool display B1A44-SECURITY RECEIVER SENSOR CIRCUIT OPEN?

      Yes 

      No 

  4. CHECK THE (G460) INTRUSION RECEIVER SENSOR SIGNAL WIRE 
    Fig 2: Checking Intrusion Receiver Sensor Signal Circuit For Open
    GC0096980Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Intrusion Transceiver Module connector.
    3. Measure the resistance of the (G460) Intrusion Receiver Sensor Signal circuit between the Intrusion Sensor Receiver connector and the Intrusion Transceiver Module connector.

      Is the resistance below 5.0 ohms?

      Yes 

      No 

      • Go To step  5
  5. CHECK THE (G946) SENSOR GROUND WIRE FOR AN OPEN 
    Fig 3: Checking Sensor Ground Circuit For Open
    GC0096981Courtesy of CHRYSLER LLC
    1. Ensure Ignition is off.
    2. Measure the resistance of the (G946) Intrusion Receiver Sensor Ground circuit from the Intrusion Sensor Receiver connector to the Intrusion Transceiver Module connector.

      Is the resistance below 5.0 ohms?

      Yes 

      No