AutoCodes – Generic – P1CAE

P1CAE Code - Gear Shift Actuator 2 Disengage Failure

Quick Answer

This diagnostic checks for the proper response of the gear shift actuator 2nd-4th to the Transmission Controller Module (TCM) disengage command. Common causes include Faulty Transmission Hydraulic System, Transmission Mechanical Operation Problem, Faulty Transmission Controller Module (TCM). 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: P1CAE indicates Gear Shift Actuator 2 Disengage Failure.
Common causes: Common causes include Faulty Transmission Hydraulic System, Transmission Mechanical Operation Problem, Faulty Transmission Controller Module (TCM).
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 1,276

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 Apr 12, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1CAE Description

This diagnostic checks for the proper response of the gear shift actuator 2nd-4th to the Transmission Controller Module (TCM) disengage command. The gear shift actuator 2nd-4th is controlled by the TCM via the electrovalves PPV1 and PPV2. This diagnostic checks the position sensor 2nd-4th output to confirm that the gear shift actuator 2nd-4th has moved to the proper position when it is controlled by the TCM and that the gear has been disengaged

OBDII Code P1CAE - Gear Shift Actuator 2 Disengage Failure - AutoCodes.com — P1CAE Code - Gear Shift Actuator 2 Disengage Failure

What does this mean?

What are the Possible Causes of the DTC P1CAE?

Faulty Transmission Hydraulic System
Transmission Mechanical Operation Problem
Faulty Transmission Controller Module (TCM)

How to Fix the DTC P1CAE?

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 P1CAE 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 P1CAE code?

Need more information on how to fix the P1CAE code? Get Access to Factory Service Manuals

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Information for Specific Makes

P1CAE Chrysler — Gear Shift Actuator 2 Disengage Failure
P1CAE Dodge — Gear Shift Actuator 2 Disengage Failure
P1CAE Fiat — Gear Shift Actuator 2 Disengage Failure
P1CAE Jeep — Gear Shift Actuator 2 Disengage Failure

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 P1CAE Code

What does OBDII code P1CAE mean?

P1CAE indicates a "Gear Shift Actuator 2 Disengage Failure," meaning the vehicle's second gear shift actuator is not functioning properly during gear disengagement.

What are the common symptoms of P1CAE?

Symptoms include difficulty shifting gears, the transmission staying in one gear, erratic shifting, or the illumination of the check engine light.

What causes code P1CAE to appear?

The most common causes are a faulty gear shift actuator, damaged wiring or connectors in the actuator circuit, or transmission control module (TCM) issues.

Can I drive with the P1CAE code active?

Driving with this code is not recommended as it can lead to further transmission damage or unsafe driving conditions due to shifting issues.

How can I diagnose code P1CAE?

Use an OBDII scanner to verify the code, inspect the wiring and connectors for damage, and test the gear shift actuator and TCM for malfunctions.

What repairs are needed to fix P1CAE?

Repairs may include replacing the gear shift actuator, repairing or replacing damaged wiring or connectors, or reprogramming or replacing the TCM.

How much does it cost to fix P1CAE?

The repair cost can range from $200 to $1,500 depending on whether the actuator, wiring, or TCM needs replacement or repair.

Can a software update resolve P1CAE?

In some cases, a TCM software update from the manufacturer may resolve the issue without needing hardware replacement.

What tools are required to fix P1CAE?

Youâ€™ll need an OBDII scanner, a multimeter for electrical testing, and possibly specialty tools to access and replace the gear shift actuator.

Is code P1CAE specific to certain car brands?

Code P1CAE may appear on vehicles with automated or dual-clutch transmissions and is more common in manufacturers using such systems, like Ford, BMW, or Volkswagen. Always check your vehicleâ€™s service manual for specifics.