AutoCodes – Cadillac – B153E Cadillac

B153E Cadillac Code - Liftgate Position Sensor Signal Circuit Performance

Quick Answer

The liftgate control module continuously monitors power liftgate operation and calculates its location and direction of travel using 2 Hall effect sensors that are part of the liftgate motor. Common causes include Faulty Liftgate Motor, Liftgate Motor harness is open or shorted, Liftgate Motor 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
B153E Cadillac indicates Liftgate Position Sensor Signal Circuit Performance.
Common causes
Common causes include Faulty Liftgate Motor, Liftgate Motor harness is open or shorted, Liftgate Motor 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 3,290
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 02, 2019
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Code B153E Cadillac Description

The liftgate control module continuously monitors power liftgate operation and calculates its location and direction of travel using 2 Hall effect sensors that are part of the liftgate motor. The Hall effect sensors are 12 V 3-wire sensors and are supplied with a 12 V reference, ground and signal circuits from the liftgate control module. The Hall effect sensor signal circuits are referenced from voltage within the liftgate control module and pulsed low by the Hall effect sensors.
OBDII Code B153E Cadillac - Liftgate Position Sensor Signal Circuit Performance - AutoCodes.com
B153E Cadillac Code - Liftgate Position Sensor Signal Circuit Performance

What are the Possible Causes of the DTC B153E Cadillac?

  • Faulty Liftgate Motor
  • Liftgate Motor harness is open or shorted
  • Liftgate Motor circuit poor electrical connection
  • Faulty Liftgate Control Module

How to Fix the DTC B153E Cadillac?

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 B153E Cadillac 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.

Need more information about the B153E Cadillac code?

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Need Help with the Code?

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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 B153E Cadillac Code

1. What are common symptoms of OBDII code B153E in a Cadillac related to the Liftgate Position Sensor Signal Circuit?

- Common symptoms include the liftgate not opening or closing properly, the liftgate getting stuck in one position, or the liftgate warning light illuminating on the dashboard.

2. What are the possible causes of OBDII code B153E in a Cadillac related to the Liftgate Position Sensor Signal Circuit?

- Possible causes can include a faulty liftgate position sensor, damaged wiring or connectors in the signal circuit, or issues with the liftgate control module.

3. How can I diagnose OBDII code B153E in a Cadillac related to the Liftgate Position Sensor Signal Circuit?

- Diagnose the issue by using an OBDII scanner to retrieve the specific fault code, inspecting the liftgate position sensor and wiring for any visible damage, and testing the sensor's voltage and resistance.

4. Can I still drive my Cadillac with OBDII code B153E related to the Liftgate Position Sensor Signal Circuit?

- It is not recommended to drive the vehicle with this code as it may affect the proper operation of the liftgate, potentially causing safety hazards or further damage.

5. How can I repair OBDII code B153E in a Cadillac related to the Liftgate Position Sensor Signal Circuit?

- Repair options include replacing the faulty liftgate position sensor, repairing any damaged wiring or connectors, or reprogramming the liftgate control module if necessary.

6. Are there any DIY tips for fixing OBDII code B153E in a Cadillac related to the Liftgate Position Sensor Signal Circuit?

- DIY tips include checking for loose or disconnected wires, ensuring proper sensor alignment, and following the manufacturer's service manual for detailed instructions.

7. Is OBDII code B153E related to the Liftgate Position Sensor Signal Circuit a common issue in Cadillacs?

- While not extremely common, issues with the liftgate position sensor signal circuit can occur in Cadillacs, especially in older models or vehicles with high mileage.

8. Can weather conditions affect the performance of the Liftgate Position Sensor Signal Circuit in a Cadillac?

- Extreme weather conditions such as heavy rain, snow, or extreme heat can potentially affect the liftgate position sensor's performance and lead to issues triggering OBDII code B153E.

9. How much does it typically cost to repair OBDII code B153E in a Cadillac related to the Liftgate Position Sensor Signal Circuit?

- Repair costs can vary depending on the specific issue, but replacing a faulty liftgate position sensor or repairing damaged wiring can range from $100 to $300, excluding labor charges.

10. Is it necessary to reset the OBDII system after repairing OBDII code B153E related to the Liftgate Position Sensor Signal Circuit in a Cadillac?

- Yes, it is recommended to reset the OBDII system after repairing the issue to clear the fault code and ensure that the repair was successful.

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