Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSDODGE AND RAM2016CHARGER R/TREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTDRIVERS ASSISTANCE SYSTEMS - ADAS(LEFT BLIND SPOT SENSOR (LBSS) MODULE (BSM) - ELECTRICAL DIAGNOSTICS)DTC TROUBLESHOOTINGU1194-01-LOST COMMUNICATION WITH PASSENGER SIDE BLIND SPOT SENSOR-GENERAL ELECTRICAL FAILUREDIAGNOSTIC TEST

2016 Dodge and Ram Charger R/T

Diagnostic Test

2016 Dodge and Ram Charger R/TSECTION Diagnostic Test

CHECK FOR AN ACTIVE DIAGNOSTIC TROUBLE CODE (DTC)
1. Turn the ignition on.
2. With the scan tool, read DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 2
  No
  - The condition that caused this code to set is not present at this time. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
(F923) RUN RELAY CIRCUIT OPEN
1. Disconnect the Right Blind Spot Sensor (RBSS) harness connector.
2. Turn the ignition on.
3. With a 12-volt test light connected to ground, check the (F923) RUN RELAY OUTPUT circuit at the RBSS harness connector.
  NOTE:
  The test light must illuminate brightly. Compare the brightness to that of a direct connection to the battery.
  
  Does the test light illuminate brightly?
  
  Yes
  - Go To 3
  No
  - Repair the (F923) RUN RELAY OUTPUT circuit for an open or high resistance.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
(Z922) GROUND CIRCUIT(S) OPEN
1. Turn the ignition off.
2. With a 12-volt test light connected to 12 volts, back probe the (Z922) ground circuits at the RBSS harness connector. (Do not back probe sealed connectors.)
  Does the test light illuminate brightly?
  
  Yes
  - Go To 4
  No
  - Repair the (Z922) ground circuit(s) for an open or high resistance.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK THE (D264) AND (D265) CAN IHS BUS CIRCUITS FOR AN OPEN
1. Turn the ignition on.
2. Measure the resistance of the (D264) CAN IHS Bus (-) circuit between the Rear CAN IHS Star Connector C4 harness connector and the RBSS harness connector
3. Measure the resistance of the (D265) CAN IHS Bus (+) circuit between the Rear CAN IHS Star Connector C4 harness connector and the RBSS harness connector.
  Is the resistance below 3.0 Ohms?
  
  Yes
  - Replace the Right Blind Spot Sensor in accordance with the Service Information. Refer to SENSOR, BLIND SPOT, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Repair the (D265) or (D264) CAN IHS Bus circuit for an open. Inspect the connector for damage.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.