P1726 — Insufficient Engine Speed Decrease During Self Test
Severity: Warning
Can you drive? With caution: limp mode possible, have it checked soon
Make: All makes (OBD-II standard)
| Meaning | Insufficient Engine Speed Decrease During Self Test. |
| Family | Powertrain (P) |
Frequently asked questions
What does code P1726 mean?
Insufficient Engine Speed Decrease During Self Test. Insufficient Engine Speed Decrease During Self Test.
Can I keep driving with code P1726 active?
With caution: limp mode possible, have it checked soon
How do you fix code P1726?
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
Related codes
- P1700 — Transmission Indeterminate Failure (Failed to Neutral)
- P1701 — Reverse Engagement Error
- P1702 — TRS Circuit Intermittent Malfunction
- P1703 — Brake Switch Out Of Self Test Range
- P1704 — Digital TRS Failed to Transition States in KOEO / KOER
- P1705 — Not in P or N During KOEO / KOER
- P1706 — High Vehicle Speed Observed in Park
- P1707 — Transfer Case Neutral Indicator Hard Fault Present
- P1708 — Clutch Switch Circuit Malfunction
- P1709 — PNP Switch Out Of Self Test Range
- P1711 — TFT Sensor Out Of Self Test Range
- P1712 — Trans Torque Reduction Request Signal Malfunction