AutoCodes – Generic – P1852

P1852 Code - Brake Band Apply Solenoid Low Input Voltage

Quick Answer

The Transmission Control Module (TCM) monitors the Brake Band Apply Solenoid. Common causes include Faulty Brake Band Apply Solenoid, Brake Band Apply Solenoid harness is open or shorted, Brake Band Apply Solenoid 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: P1852 indicates Brake Band Apply Solenoid Low Input Voltage.
Common causes: Common causes include Faulty Brake Band Apply Solenoid, Brake Band Apply Solenoid harness is open or shorted, Brake Band Apply Solenoid 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 16,465

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 Jan 30, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P1852 Description

The Transmission Control Module (TCM) monitors the Brake Band Apply Solenoid. The TCM sets the OBDII code when the Brake Band Apply Solenoid is not to factory specifications.

OBDII Code P1852 - Brake Band Apply Solenoid Low Input Voltage - AutoCodes.com — P1852 Code - Brake Band Apply Solenoid Low Input Voltage

What does this mean?

What are the Possible Causes of the DTC P1852?

Faulty Brake Band Apply Solenoid
Brake Band Apply Solenoid harness is open or shorted
Brake Band Apply Solenoid circuit poor electrical connection

How to Fix the DTC P1852?

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 P1852 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 P1852 code?

Need more information on how to fix the P1852 code? Get Access to Factory Service Manuals

Need Help with the Code?

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Information for Specific Makes

P1852 Buick — Brake Band Apply Solenoid Low Input Voltage
P1852 Cadillac — Brake Band Apply Solenoid Low Input Voltage
P1852 Chevrolet — Brake Band Apply Solenoid Low Input Voltage
P1852 GMC — Brake Band Apply Solenoid Low Input Voltage
P1852 Lincoln — Brake Band Apply Solenoid Low Input Voltage
P1852 Mercury — Brake Band Apply Solenoid Low Input Voltage
P1852 Mitsubishi — Shift Fork 1 Or 2 Opposite Direction Movement

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.