P1758
Problem in Torque Converter Clutch Solenoid Valve 'B' Circuit
P1758 is an OBD-II diagnostic trouble code meaning: Problem in Torque Converter Clutch Solenoid Valve 'B' Circuit. Common causes: engine blocking solenoid malfunction, open or short circuit in solenoid circuit. Estimated repair cost: $17–89.
Symptoms
- Increased fuel consumption
- Gear shifting problems
- Vibration when locking torque converter
- Activation of automatic transmission emergency mode
- Check Engine Light Illuminates
Causes
- Engine blocking solenoid malfunction
- Open or short circuit in solenoid circuit
- Poor contact in connectors
- Transmission control module (TCM) malfunction
- Wiring Harness Problems
How to Fix
- Check the resistance of the gas turbine engine blocking solenoid
- Inspect the solenoid circuit for opens and shorts.
- Check connectors and contacts for oxidation
- If necessary, replace the gas turbine blocking solenoid
- Check the operation of the transmission control module
Related codes
Error P1758 by Vehicle Brand
FAQ
What does the P1758 code mean?
P1758 is an OBD-II diagnostic trouble code that indicates: Problem in Torque Converter Clutch Solenoid Valve 'B' Circuit
What causes a P1758 error code?
The most common causes of P1758 include: Engine blocking solenoid malfunction; Open or short circuit in solenoid circuit; Poor contact in connectors; Transmission control module (TCM) malfunction.
How do I fix a P1758 diagnostic trouble code?
To fix P1758: Check the resistance of the gas turbine engine blocking solenoid. Inspect the solenoid circuit for opens and shorts.. Check connectors and contacts for oxidation. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1758?
Yes, but get it checked soon
How much does it cost to fix P1758?
The estimated repair cost for P1758 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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