AutoCodes – RAM – B1D8D RAM

B1D8D RAM Code - Steering Column Telescope Position Sensor Circuit Low

Quick Answer

The tilt, telescoping and electronic telescoping column has been designed to be serviced as an assembly; less wiring, switches, shrouds, steering wheel, etc. Common causes include Faulty Steering Column Telescope Position Sensor, Steering Column Telescope Position Sensor harness is open or shorted, Steering Column Telescope Position Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: B1D8D RAM indicates Steering Column Telescope Position Sensor Circuit Low.
Common causes: Common causes include Faulty Steering Column Telescope Position Sensor, Steering Column Telescope Position Sensor harness is open or shorted, Steering Column Telescope Position Sensor circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 484

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Sep 02, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1D8D RAM Description

The tilt, telescoping and electronic telescoping column has been designed to be serviced as an assembly; less wiring, switches, shrouds, steering wheel, etc. Most steering column components can be serviced without removing the steering column from the vehicle. The Memory Seat Module (MSM) input signal from the Steering Column Telescope Sensor is recognized in a specified voltage area. The input channel is an analog to digital converter input and the sensor is a hall sensor. The hall supply voltage is switched on when the motor becomes activated. The Diagnostic Trouble Code (DTC) is set if the sensed input is less than 1.7 volts (at the controller input, not at the module input) for more than 14 mS.

OBDII Code B1D8D RAM - Steering Column Telescope Position Sensor Circuit Low - AutoCodes.com — B1D8D RAM Code - Steering Column Telescope Position Sensor Circuit Low

What does this mean?

What are the Possible Causes of the DTC B1D8D RAM?

Faulty Steering Column Telescope Position Sensor
Steering Column Telescope Position Sensor harness is open or shorted
Steering Column Telescope Position Sensor circuit poor electrical connection
Faulty Steering Column Telescope Motor
Faulty Memory Seat Module (MSM)

How to Fix the DTC B1D8D RAM?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1D8D RAM code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B1D8D RAM Code

1. What does OBDII code B1D8D in a RAM vehicle mean?

Code B1D8D indicates a problem with the Steering Column Telescope Position Sensor Circuit, specifically a low voltage condition.

2. What are the symptoms of a B1D8D code?

Common symptoms include a malfunctioning telescoping steering column, a warning light on the dashboard, or unresponsive steering column adjustments.

3. What causes the B1D8D code to appear?

This code can be caused by a faulty telescope position sensor, damaged wiring or connectors, or a failed steering column control module.

4. How can I diagnose the B1D8D code?

Start by visually inspecting the wiring and connectors for damage, then test the telescope position sensor and related circuits with a multimeter to check for low voltages.

5. Can I still drive my RAM with a B1D8D code?

Yes, you can usually drive the vehicle, but the telescoping steering function may not work, which could make it harder to find a comfortable driving position.

6. How do I fix the B1D8D code?

Repairs may include replacing the telescope position sensor, repairing damaged wiring, or recalibrating the steering column control module.

7. Will clearing the code fix the issue permanently?

No, clearing the code will only reset the system temporarily. The underlying issue must be addressed to prevent the code from returning.

8. How much does it cost to repair a B1D8D code?

Repair costs vary depending on the issue, but replacing the telescope position sensor typically costs between $100 and $300, including labor.

9. Can a weak battery cause the B1D8D code?

Yes, a weak or failing battery can lead to low voltage conditions in the sensor circuit, triggering this code.

10. Is it necessary to recalibrate the steering column after repairs?

In some cases, recalibration of the steering column control module may be required after repairing or replacing components to ensure proper functionality.