[SOLVED] Dodge B10B2 Code: Fast A/C Cool Down Test Fix

The OBD code B10B2 for Dodge indicates a fault with the A/C Heater Controller.

Symptoms include the Engine Light being ON.

This issue is commonly caused by a faulty A/C Heater Controller or related wiring harness issues.

It is not a severe problem.

To fix it, inspect the wiring harness and connectors for any damage or poor connections, focusing on the A/C Heater Controller 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 b10b2 OBD Code

The Dodge B10B2 fault code indicates a potential issue with the Occupant Restraint Controller.

Symptoms: Service Engine Soon Warning Light ON.
HVAC system may not work properly.
No sound from the blower motor.

Causes of the Dodge b10b2 OBD Code

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The fault code Dodge B10B2 typically indicates a fault in the Occupant Restraint Controller.

B10B2 can be caused by a faulty A/C Heater Controller.
An open or shorted A/C Heater Controller harness.
Poor electrical connection in the A/C Heater Controller circuit.

Fixing Dodge Error Code b10b2 Step By Step

To resolve Dodge fault code B10B2, inspect and repair the driver’s side airbag squib circuit.

To fix the Dodge OBDII code B10B2, start by reviewing the possible causes mentioned above.
Visually examine the wiring harness and connectors related to the code.
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, consider resetting the module that is associated with the code.
Perform any necessary software updates or module replacements as needed to address the B10B2 fault code.

Cost Of Fixing Dodge b10b2 Fault Code

Diagnosing and repairing Dodge fault code B10B2 may involve replacing a faulty occupant restraint controller.

The cost to diagnose and fix the Dodge OBD code B10B2 typically ranges from $75 to $150, with an estimated repair time of 1. 0 hour.

The final cost depends on shop rates, complexity of the issue, and any additional parts or labor needed for the repair.

Details of the Dodge b10b2 OBD Code

Dodge B10B2 code indicates a fault in the HVAC control module.

Dodge OBD code B10B2 means Left Blend Door 2 Travel Too Small.

This code is triggered by the HVAC control module when it detects that the left blend door 2 in the HVAC system is not moving as much as expected.

The blend door is responsible for controlling the temperature of the air coming out of the vents by mixing hot and cold air.

When this code sets, it indicates a potential issue with the left blend door 2 actuator, the blend door itself, or a problem with the HVAC control module.

Mechanic’s Tech Notes

This section provides detailed information on diagnosing and fixing Dodge fault code B10B2.

To diagnose and fix OBDII code Dodge B10B2, 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 B10B2 indicate in a Dodge vehicle?

OBD code B10B2 in a Dodge indicates an issue with the A/C Heater Controller. Check for faulty controller, open/shorted harness, or poor electrical connection. Inspect wiring and connectors.

2. How can I diagnose the source of OBD code B10B2 in my Dodge?

Diagnose OBD code B10B2 in Dodge for Engine Light ON. Check A/C Heater Controller for faults, inspect wiring harness, connectors for damage, corrosion.

3. What are the common fixes for OBD code B10B2 in a Dodge vehicle?

To fix OBD code B10B2 in a Dodge vehicle with Engine Light ON, check A/C Heater Controller for faults, inspect wiring harness, connectors, and components for damage or corrosion.

Wrap Up

If your Dodge is displaying OBD code b10b2 and you’re experiencing issues with the Occupant Classification System (OCS), it could be caused by a faulty OCS module, damaged wiring harness, or poor connections at the OCS sensor.

To address Dodge OBD code b10b2, start by inspecting the wiring harness for any visible damage or corrosion.

Check the connectors for a secure fit and proper contact.

If no issues are found, consider replacing the OCS module to resolve the problem effectively.