P0952 — Auto Shift Manual Control Circuit Low

What Does P0952 Mean?

P0952 is a diagnostic trouble code indicating: Auto Shift Manual Control Circuit Low. This code relates to the transmission system. It has been reported in NHTSA complaints across 1 different vehicle models.

Common Causes

🔍 Sensor or control module malfunction

Most Reported Vehicles for P0952

Based on NHTSA owner complaint data.

#	Vehicle	Reports
1	MERCEDES-BENZ C-CLASS

Frequently Asked Questions

Is it safe to drive with this transmission code?

Use caution. Transmission codes can indicate serious issues that worsen with continued driving. Avoid highway speeds until diagnosed.

Do I need a full transmission rebuild?

Not necessarily. Many transmission codes are caused by solenoids, sensors, or low fluid — which are much cheaper fixes than a rebuild.

How much does a transmission repair cost?

Solenoid replacement: $200-500. Valve body: $500-1,000. Full rebuild: $1,800-3,500. Get a proper diagnosis first.

What To Do Next

Possible Fixes

🔧 Have the code scanned with a professional-grade scanner to read freeze frame data
🔧 Test the relevant sensor(s) with a multimeter before replacing
🔧 Check transmission fluid level and condition; top off or change if needed
🔧 If DIY repair isn't feasible, get a diagnostic from a trusted mechanic ($50-150)

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P0952: Auto Shift Manual Control Circuit Low