P1742
Torque Converter Clutch Solenoid Failed On Conditions
P1742 is an OBD-II diagnostic trouble code meaning: Torque Converter Clutch Solenoid Failed On Conditions. Common causes: engine blocking solenoid malfunction, open or short circuit in solenoid circuit. Estimated repair cost: $17–89.
Symptoms
- Check Engine light comes on
- Gear shifting problems
- Decreased fuel efficiency
- Vibration when driving
- The car may jerk when the gas turbine engine is blocked
Causes
- Engine blocking solenoid malfunction
- Open or short circuit in solenoid circuit
- Wiring Harness Problems
- Low or contaminated transmission fluid
- Mechanical damage to the torque converter
How to Fix
- Check the level and condition of the transmission fluid
- Diagnose the electrical circuit of the solenoid
- Check solenoid resistance
- Replace the faulty gas turbine blocking solenoid
- If necessary, replace the torque converter
Related codes
Error P1742 by Vehicle Brand
FAQ
What does the P1742 code mean?
P1742 is an OBD-II diagnostic trouble code that indicates: Torque Converter Clutch Solenoid Failed On Conditions
What causes a P1742 error code?
The most common causes of P1742 include: Engine blocking solenoid malfunction; Open or short circuit in solenoid circuit; Wiring Harness Problems; Low or contaminated transmission fluid.
How do I fix a P1742 diagnostic trouble code?
To fix P1742: Check the level and condition of the transmission fluid. Diagnose the electrical circuit of the solenoid. Check solenoid resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1742?
Yes, but get it checked soon
How much does it cost to fix P1742?
The estimated repair cost for P1742 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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