[SOLVED] Dodge U0168 Code: Resolve Lost Communication With Security Module

The OBD code U0168 for Dodge indicates a communication error with the Vehicle Security Control Module.

Symptoms include the Engine Light being ON.

This issue is commonly caused by a faulty module, open/shorted harness, or poor electrical connection.

It is important to visually inspect the wiring and connectors for damage or corrosion to resolve this problem effectively.

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 u0168 OBD Code

The Dodge U0168 fault code typically triggers when there is a communication error with the vehicle’s ECM.

Symptoms: Service Engine Soon Warning Light may illuminate.
Loss of communication with the vehicle’s gateway module.
Issues with the vehicle’s network communication system.

Causes of the Dodge u0168 OBD Code

Possible triggers for Dodge U0168 include communication issues within the vehicle’s network.

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U0168 can be caused by a faulty Vehicle Security Control Module.
A Vehicle Security Control Module harness that is open or shorted.
A Vehicle Security Control Module circuit with a poor electrical connection.

Fixing Dodge Error Code u0168 Step By Step

Address the communication issue between the vehicle’s gateway module and the steering column control module.

To fix U0168 OBDII in a Dodge, start by reviewing the possible causes mentioned above.
Visually examine the wiring harness and connectors related to the communication error.
Check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
If no visible issues are found, consider performing a module reset or software update to address the communication problem.
If the problem persists, it may be necessary to replace the faulty module or component causing the U0168 fault code.

Cost Of Fixing Dodge u0168 Fault Code

Diagnosing and repairing Dodge code U0168 may involve checking the communication network for faults.

The cost to diagnose and fix Dodge OBD code U0168 typically ranges from $75 to $150, with an estimated repair time of 1. 0 hour.

Costs depend on shop rates, complexity of the issue, and any additional parts or labor needed for the repair.

Details of the Dodge u0168 OBD Code

Dodge U0168 code indicates a lost communication with the vehicle’s vehicle immobilizer control module.

Dodge OBD code U0168 means a lost communication with vehicle security control module.

This code is triggered by the Powertrain Control Module (PCM) when it detects a communication error with the vehicle security control module.

The vehicle security control module is responsible for functions related to the vehicle’s security system, such as keyless entry and alarm systems.

The U0168 code indicates a communication breakdown between the PCM and the security control module, which can lead to issues with the vehicle’s security features.

Mechanic’s Tech Notes

For Dodge code U0168, check for communication issues between the vehicle’s modules using a scan tool.

To diagnose and fix OBDII code U0168 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) network with 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.

If the issue persists, consider consulting a professional for further diagnosis and repair.

FAQ

1. What does OBD code U0168 indicate in a Dodge vehicle?

OBD code U0168 in a Dodge indicates a fault with the Vehicle Security Control Module. Check module, harness, and connections for issues.

2. How can I diagnose the root cause of OBD code U0168 in my Dodge?

Diagnose OBD code U0168 in Dodge by checking for a faulty Vehicle Security Control Module, open/shorted harness, or poor electrical connection. Inspect wiring and connectors for damage.

3. What are the common symptoms associated with OBD code U0168 in a Dodge, and how can I address

Common symptoms of OBD code U0168 in a Dodge include Engine Light ON. To address, check for faulty Vehicle Security Control Module and related wiring harness/connectors for issues.

Wrap Up

If your Dodge is displaying OBD code U0168 and experiencing issues with the vehicle’s communication network, it could be caused by faulty CAN bus communication between modules, damaged wiring harnesses, loose connections, or a defective powertrain control module (PCM).

To address Dodge OBD code U0168, start by inspecting the CAN bus wiring for any signs of damage or corrosion.

Check all connectors for a secure fit and proper contact.

Test the powertrain control module (PCM) for proper functionality and communication with other modules on the network.

Replace any damaged wiring or faulty components as needed to restore