AutoCodes – Acura – P0845 Acura

P0845 Acura Code - Problem in 3rd Clutch Pressure Switch Circuit

Quick Answer

DTC P0845 will set if an error occurs in 2-4 pressure switch. Common causes include Faulty 3rd Clutch Pressure Switch, 3rd Clutch Pressure Switch harness is open or shorted, 3rd Clutch Pressure Switch 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: P0845 Acura indicates Problem in 3rd Clutch Pressure Switch Circuit.
Common causes: Common causes include Faulty 3rd Clutch Pressure Switch, 3rd Clutch Pressure Switch harness is open or shorted, 3rd Clutch Pressure Switch 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 9,482

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 May 10, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P0845 Acura Description

DTC P0845 will set if an error occurs in 2-4 pressure switch. TCM momentarily turns on element pressure to 2-4 clutch circuit to identify that pressure switch closes. If switch does not close after first test, switch is tested again. If switch does not close on second test, DTC will set. MIL illuminates and transmission system defaults to limp-in mode.

OBDII Code P0845 Acura - Problem in 3rd Clutch Pressure Switch Circuit - AutoCodes.com — P0845 Acura Code - Problem in 3rd Clutch Pressure Switch Circuit

What does this mean?

What are the Possible Causes of the DTC P0845 Acura?

Faulty 3rd Clutch Pressure Switch
3rd Clutch Pressure Switch harness is open or shorted
3rd Clutch Pressure Switch circuit poor electrical connection

How to Fix the DTC P0845 Acura?

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 P0845 Acura 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.