[SOLVED] Dodge B1669 Code: Quick Fix For Dodge Reverse Lamp Circuit

The OBD code B1669 for Dodge indicates an issue with the reverse lamp bulb circuit.

Symptoms include the Engine Light being ON.

This code is commonly caused by a faulty reverse lamp bulb, open/shorted bulb harness, poor electrical connection, or a faulty Totally Integrated Power Module (TIPM).

It is not a serious issue and can be fixed by inspecting and repairing the wiring harness and connectors related to the reverse lamp circuit.

Repair Importance Level	10.0 (Out of 10)
Estimated Repair Time	Approximately 1.0 hour
Repair Difficulty Level	10.0 (Out of 10)

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Symptoms of the Dodge b1669 OBD Code

The Dodge B1669 fault code typically triggers when there is an issue with the occupant classification system.

Symptoms: Service Engine Soon Warning Light ON.
Issues with the Occupant Restraint Controller (ORC) system.
Possible nondeployment of airbags during a collision.

Causes of the Dodge b1669 OBD Code

Possible triggers for Dodge B1669 include faulty key, damaged ignition switch, or wiring issues.

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B1669 can be caused by a Faulty Reverse Lamp Bulb.
A Reverse Lamp Bulb harness that is open or shorted.
A Reverse Lamp Bulb circuit with a poor electrical connection.
Or a Faulty Totally Integrated Power Module (TIPM).

Fixing Dodge Error Code b1669 Step By Step

To resolve Dodge fault code B1669, address the issue with the Occupant Restraint Controller.

To fix the Dodge OBDII code B1669, start by reviewing the possible causes and visually examining the wiring harness and connectors.
Check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
If no issues are found with the wiring and connectors, proceed to test the communication between the modules using a scan tool.
Reset the affected module or reprogram it if necessary.
Replace the module if the issue persists after reprogramming.

Cost Of Fixing Dodge b1669 Fault Code

Diagnosing and repairing fault code B1669 on a Dodge may involve replacing the Occupant Restraint Controller.

The cost to diagnose and fix Dodge OBD code B1669 depends on the estimated 1. 0hour repair time.

Labor rates usually range from $75 to $150 per hour, so the total cost could be between $75 and $150, depending on shop rates and the complexity of the repair.

Details of the Dodge b1669 OBD Code

Dodge fault code B1669 relates to a problem with the occupant classification system.

Dodge OBD code B1669 means that there is a problem with the security key.

This code is triggered by the Wireless Ignition Node (WIN) module when it detects an issue with the key signal or communication.

The WIN module is responsible for recognizing the key fob and allowing the vehicle to start when a valid key is present.

If there is a problem with the key signal or communication, the B1669 code will be set, indicating a security key issue.

Mechanic’s Tech Notes

For Dodge B1669, refer to detailed information on diagnostic procedures, causes, and solutions for this fault code.

To diagnose OBDII code B1669 in a Dodge, start by checking the Transmission Control Module (TCM) power and ground using a multimeter.

Verify TCM communication over the Controller Area Network (CAN) using a scan tool.

If the TCM does not respond, reprogramming or reflashing may be necessary.

Visually inspect the wiring harness and connectors for any damage, focusing on broken, bent, or corroded pins.

Ensure all connections are secure.

By following these steps, you can pinpoint the issue causing the B1669 fault code and proceed with the appropriate repair.

FAQ

1. What does OBD code B1669 indicate in a Dodge vehicle?

OBD code B1669 in a Dodge indicates an issue with the reverse lamp bulb circuit. Check bulb, harness, connections, and TIPM for faults. Inspect wiring and connectors for damage.

2. How can I diagnose the source of OBD code B1669 in my Dodge?

Diagnose OBD code B1669 in Dodge for Engine Light ON. Check Reverse Lamp Bulb, harness, connectors for faults. Inspect TIPM for issues.

3. What are the common fixes for OBD code B1669 in a Dodge vehicle?

To fix OBD code B1669 in a Dodge vehicle, check and repair faulty reverse lamp bulb, harness, or TIPM. Inspect wiring, connectors, and components for damage or corrosion.

Wrap Up

If your Dodge is displaying OBD code b1669 and experiencing issues with the Occupant Classification System (OCS), it may be caused by a faulty OCS module, damaged wiring harness, or a malfunctioning OCS sensor.

Symptoms include the airbag warning light staying on or the airbag system not deploying correctly during an accident.

To address Dodge OBD code b1669, check the OCS module for proper connection and functionality, inspect the wiring harness for any signs of damage or corrosion, and test the OCS sensor for accurate readings.

Replace any faulty components as needed to resolve the