OBD-II TROUBLE CODE

P0742

P0742 means "Torque Converter Clutch Stuck On". Severity: 🟡 Moderate. You can often drive short distances, but address it promptly to avoid further damage.

What the P0742 code means

CodeP0742
DefinitionTorque Converter Clutch Stuck On
SystemPowertrain (engine & transmission)
TypeGeneric (SAE standard)
SubsystemTransmission
Severity🟡 Moderate

Common causes of P0742

How to fix P0742

Always confirm the diagnosis with a scan tool and live data before replacing parts.

Is it safe to drive with P0742?

You can often drive short distances, but address it promptly to avoid further damage.

FAQ

P0742, answered.

What does P0742 mean?

P0742 stands for "Torque Converter Clutch Stuck On". It is a generic (sae standard) OBD-II powertrain trouble code.

Is it safe to drive with a P0742 code?

You can often drive short distances, but address it promptly to avoid further damage.

What causes P0742?

Common causes include: Stuck TCC solenoid; Valve body issue; Dirty fluid.

How do you fix P0742?

Typical fixes: Replace TCC solenoid; Service fluid; Inspect valve body. Always confirm the diagnosis before replacing parts.

Related codes

P0700 · P0705 · P0715 · P0730

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