OBD-II code · manufacturer-specific
P1709
Digital TRS Failed to Transition States in KOEO / KOER
- System
- P1 — Powertrain (manufacturer-specific)
- Severity
- Moderate (3/5)
- Can I keep driving?
- Drive with caution
What does P1709 mean?
P1709 is defined as “Digital TRS Failed to Transition States in KOEO / KOER”.
Drive gently and only as far as you need to; have it checked as soon as possible.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Acura, Honda, Infiniti: Automatic Transmission System Malfunction
- Mazda: Clutch Pedal Position Switch Circuit
- Kia: Kick-Down Servo Switch
- Citroen, Diğer, Peugeot: PNP Switch Out Of Self Test Range
- Ford, Lincoln, Mercury: Park or Neutral Position Switch Out of Self-Test Range
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This page is general information; an exact diagnosis needs measurements and a technician’s check.