AutoCodes – Generic – P1847

P1847 Code - 2-3 Shift Solenoid Circuit High Input Voltage

Quick Answer

With the engine runtime over 5 seconds, system voltage from 8-18v, Fuel Cutoff inactive, 2-3 Shift Solenoid commanded on by the Powertrain Control Module (PCM), the PCM detected a continuous short to power on the 2-3 Shift Solenoid feedback circuit for 4.3 seconds. Common causes include Faulty 2-3 Shift Solenoid, 2-3 Shift Solenoid harness is open or shorted, 2-3 Shift 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: P1847 indicates 2-3 Shift Solenoid Circuit High Input Voltage.
Common causes: Common causes include Faulty 2-3 Shift Solenoid, 2-3 Shift Solenoid harness is open or shorted, 2-3 Shift 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 15,528

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 22, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P1847 Description

OBDII Code P1847 - 2-3 Shift Solenoid Circuit High Input Voltage - AutoCodes.com — P1847 Code - 2-3 Shift Solenoid Circuit High Input Voltage

What does this mean?

What are the Possible Causes of the DTC P1847?

Faulty 2-3 Shift Solenoid
2-3 Shift Solenoid harness is open or shorted
2-3 Shift Solenoid circuit poor electrical connection

How to Fix the DTC P1847?

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 P1847 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 P1847 code?

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Information for Specific Makes

P1847 Buick — 2-3 Shift Solenoid Circuit High Input Voltage
P1847 Cadillac — 2-3 Shift Solenoid Circuit High Input Voltage
P1847 Chevrolet — 2-3 Shift Solenoid Circuit High Input Voltage
P1847 GMC — 2-3 Shift Solenoid Circuit High Input Voltage
P1847 Pontiac — 2-3 Shift Solenoid Circuit High Input Voltage
P1847 Saturn — 2-3 Shift Solenoid Circuit High Input Voltage

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.