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Code P0795

Quick reference

P0795 at a glance

Plain-language meaning
This code means there's a problem with one of the parts in your car's transmission that helps control the pressure of the fluid. It's like a little switch that helps the car change gears smoothly, and it's not working right.
Urgency
Moderate – While the vehicle may still be drivable, ignoring this issue can lead to more serious transmission problems.
Difficulty
Moderate
System
Transmission System Issue
Tools mentioned
OBD-II scanner, Multimeter, Transmission fluid pressure gauge

This summary uses the existing diagnostic information shown in full below.

Laymans terms

This code means there's a problem with one of the parts in your car's transmission that helps control the pressure of the fluid. It's like a little switch that helps the car change gears smoothly, and it's not working right.

Explanation

The P0795 code indicates an issue with the pressure control solenoid 'C' in the transmission. This solenoid is responsible for regulating hydraulic pressure to ensure smooth gear shifts.

Technical description

The pressure control solenoid 'C' is an electronic component in the transmission that adjusts the hydraulic pressure to control the gear shifts. When the powertrain control module (PCM) detects a malfunction in this solenoid, it triggers the P0795 code. This could be due to electrical issues, mechanical failure, or a problem with the transmission fluid.

Symptoms

• Harsh or erratic shifting

• Transmission slipping

• Increased fuel consumption

• Illuminated check engine light

Common Causes

• Faulty pressure control solenoid 'C'

• Transmission fluid issues (low or dirty)

• Wiring problems or poor electrical connections

• Faulty transmission control module (TCM)

Glossary

Solenoid: An electromechanical device that controls the flow of fluid.

PCM: Powertrain Control Module, the computer that controls engine and transmission functions.

Diagnosis steps

• Check transmission fluid level and condition

• Inspect wiring and connectors to the solenoid

• Test the pressure control solenoid 'C' for proper operation

• Use a scan tool to check for additional codes

Repair procedures

• Replace the faulty pressure control solenoid 'C'

• Repair or replace damaged wiring or connectors

• Flush and replace transmission fluid

• Reprogram or replace the transmission control module (TCM) if necessary

Tools required

• OBD-II scanner

• Multimeter

• Transmission fluid pressure gauge

Estimated repair cost

$200 - $500

Difficulty level

Moderate

Commonly affected vehicles

• Ford F-150

• Chevrolet Silverado

• Toyota Camry

Preventive measures

• Regular transmission fluid changes

• Routine inspection of transmission components

• Ensure proper electrical connections

Error code type

Transmission System Issue

User experience recommendations

• Avoid driving the vehicle until repaired to prevent further damage

• Consult a professional mechanic for an accurate diagnosis

Warranty information

Check with your vehicle manufacturer for warranty coverage on transmission components.

Historical data

The P0795 code has been associated with transmission issues in vehicles with electronic control systems since the introduction of OBD-II diagnostics.

Urgency level

Moderate – While the vehicle may still be drivable, ignoring this issue can lead to more serious transmission problems.

Testing conditions

• Vehicle running at normal operating temperature

• Transmission in drive mode

Component location

The pressure control solenoid 'C' is located inside the transmission, usually attached to the valve body.

FAQs

Q: Can I drive with a P0795 code?
A: It's not recommended to drive with this code active, as it can lead to further transmission damage.

Q: How do I reset the P0795 code?
A: After repairs, use an OBD-II scanner to clear the code. If the issue is fixed, it should not return.

Optional diagnostic gear

Tools that may help diagnose P0795

THINKCAR ThinkScan Bidirectional diagnostic tool illustration

High-End · Full-system diagnostics

THINKCAR ThinkScan Bidirectional

A full-system bidirectional platform aimed at advanced DIY users and professional diagnostic workflows.

Network faults often require full-system access instead of a generic code reader alone.

View on Amazon
Klein Tools MM325 diagnostic tool illustration

Universal · Digital multimeter

Klein Tools MM325

A solid entry-level multimeter for voltage, continuity, resistance, and basic electrical troubleshooting.

Helpful for checking voltage drops, grounds, and basic circuit health when modules are not communicating.

View on Amazon
WORKPRO Wiring Repair Kit diagnostic tool illustration

Universal · Wire connectors and repair kit

WORKPRO Wiring Repair Kit

Useful when diagnosis points toward damaged wiring, corroded terminals, or connector repairs.

Useful if diagnosis points toward damaged connectors, wiring, or terminal repairs.

View on Amazon

These are optional diagnostic tools, not guaranteed fixes. As an Amazon Associate I earn from qualifying purchases.

Source: ezOBD2 diagnostic database
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