P1909 — Trans Temp Sensor Circuit Open or Shorted to Pwr or Gnd
Severity: Warning
Can you drive? With caution: limp mode possible, have it checked soon
Make: All makes (OBD-II standard)
| Meaning | Trans Temp Sensor Circuit Open or Shorted to Pwr or Gnd. |
| Family | Powertrain (P) |
Frequently asked questions
What does code P1909 mean?
Trans Temp Sensor Circuit Open or Shorted to Pwr or Gnd. Trans Temp Sensor Circuit Open or Shorted to Pwr or Gnd.
Can I keep driving with code P1909 active?
With caution: limp mode possible, have it checked soon
How do you fix code P1909?
Diagnosis starts from reading the live ECU parameters: the code points to the fault area, not to the part to replace. A vehicle-electronics specialist can test the component and clear the code after the repair.
Need help with this fault?
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Where to get it fixed
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