← Back to Search Severity: Medium

P0745

P0745: Transmission Control System Malfunction

Fix Cost
$200 - $800
Parts & Labor
Difficulty
3/5
Moderate
1-2 hours
DIY Possible?
❌ No
Pro recommended
Category
Powertrain
System

📖 What Does P0745 Mean?

The transmission control system is malfunctioning, causing issues with gear shifting and transmission operation.
⚠️

Symptoms

  • Sluggish shifting
  • hesitation
  • or delay when shifting gears
  • unusual noises
  • or difficulty shifting into gear.
🔍

Common Causes

  • Faulty transmission solenoid
  • clogged transmission filter
  • low transmission fluid level
  • or faulty transmission control module.
Fix Guide
🛠️

Possible Solutions

1. Check transmission fluid level and top off if necessary. 2. Inspect and clean the transmission filter. 3. Replace the faulty transmission solenoid. 4. Update the transmission control module software.

🚗

Fixing this on your car?

Get a vehicle-specific repair guide with exact parts, oil specs, and torque settings for your make and model.

Find My Car's Guide

🚙 Get Vehicle-Specific Fix Guide

Select your vehicle to see a customized repair guide with exact parts and specifications:

Common Questions About P0745

Q

Can I drive with code P0745?

A

You can drive for a short time, but should address code P0745 soon to avoid worsening the problem or failing an emissions test.

Q

How much does it cost to fix P0745?

A

The estimated repair cost for code P0745 is between $200 and $800. This includes parts and labor for most makes and models.

Q

Is this code easy to fix myself?

A

This repair is considered moderate. It may require specialized tools or significant disassembly. Professional help is recommended if you aren't an experienced DIYer.

👨‍🔧

Need a Pro?

Complex codes like P0745 can be tricky. Don't risk it if you're unsure.

📋

Recommended Tool

Essential for DIY

Professional OBD2 Scanner

Read & clear codes, view live data, and reset service lights yourself.

View Best Sellers ↗
🔗

Related Diagnostic Codes

Other codes that may appear with P0745

💡 Why These Codes Are Related:

  • Similar Issues: Same root cause or component failure
  • Related Problems: Often occur together due to system interactions
  • Sequential Codes: Progressive failure stages or multiple sensors
  • Same System: Components within the same automotive system