P0940
P0940: Transmission Advanced System - Pressure Control Solenoid 'A' Performance
📖 What Does P0940 Mean?
Symptoms
- • Transmission slipping
- • hesitation
- • or hesitation during acceleration
- • delayed engagement of gears
- • or a 'check engine' light on the dashboard.
Common Causes
- • Faulty pressure control solenoid 'A'
- • clogged transmission filter
- • low transmission fluid level
- • or a malfunctioning transmission control module.
Possible Solutions
1. Check the transmission fluid level and top it off if necessary. 2. Inspect the transmission filter and replace it if clogged. 3. Test the pressure control solenoid 'A' and replace it if faulty. 4. Update the transmission control module's software if necessary.
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❓ Common Questions About P0940
Can I drive with code P0940?
You can drive for a short time, but should address code P0940 soon to avoid worsening the problem or failing an emissions test.
How much does it cost to fix P0940?
The estimated repair cost for code P0940 is between $100 and $500. This includes parts and labor for most makes and models.
Is this code easy to fix myself?
This repair is considered moderate. It may require specialized tools or significant disassembly. Professional help is recommended if you aren't an experienced DIYer.
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Other codes that may appear with P0940
P0938: Transmission Range Sensor Circuit Malfunction
P0939: Transmission Range Sensor Circuit Malfunction
P0941: Transmission Range Sensor Circuit Malfunction
P0942: Transmission Advanced System - Pressure Control Solenoid 'A' Performance
💡 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