P08D5 code meaning
Shift Solenoid K
Powertrain system Generic code P08xx codes Check engine light
What P08D5 means
Base code for shift solenoid K, the eleventh on/off shift valve in SAE's lettering. Which valve carries the letter is up to the manufacturer, and none documents K publicly: Ford's gasoline OBD summary lists shift solenoids only up to SS E, Hyundai's bulletin 21-AT-016HG for the Genesis 8-speed ends at shift control solenoid F, and GM's 2016 to 2025 tables contain no code of the K group. Ford shows how a base code can be used: its P0750 stands for an open circuit of solenoid A. CARB requires functional and circuit monitoring of shift solenoids. P08D6 to P08DD split the fault into functional and circuit types. Expect harsh or missing shifts and possibly a fixed substitute gear.
P08D5 at a glance
- Check engine lightYes, usually on
- Emissions testCan fail
- Limp modePossible
- Repair difficultyHard
- Typical labor1 to 6 hours
- Clears after repairWhen cleared with a scanner
Symptoms of P08D5
- Check engine or transmission warning light on
- Harsh, delayed or missing shifts
- Transmission may hold a substitute gear
Common causes of P08D5
- Most likelyShift solenoid K faulty (coil or valve)
- PossibleHarness or connector fault between TCM and solenoid
- PossibleDegraded or contaminated transmission fluid
- Less likelyTCM output fault
Check the most likely causes first. Replacing parts by guesswork is the most expensive way to clear a code.
Parts involved
Shift solenoid kValve body
What each part of P08D5 means
| P | Powertrain system: engine, fuel system, ignition, emissions and transmission. |
| 0 | Generic code: it means the same on every make (SAE standard). |
| 8 | Area: transmission. |
| D5 | The exact fault in that area. |
What to do next
- Note P08D5 and any other codes stored with it: several codes together often point to one cause.
- Check for loose connectors and damaged wiring around the parts the code names.
- Check open recalls for your car: some faults are fixed for free by the dealer. Enter your VIN.
- Clear the code only after the repair. If it comes back, the fault is still there.
Buying a used car? Scan it for stored codes before you pay. A recently cleared memory can hide a problem.
Questions about P08D5
What does P08D5 mean?
P08D5 means "Shift Solenoid K". Base code for shift solenoid K, the eleventh on/off shift valve in SAE's lettering. It is a generic code, so it means the same on every make.
Is it safe to drive with P08D5?
Drive gently and only to a workshop. With P08D5 the car can go into limp mode (reduced power) to protect itself.
Will P08D5 fail an emissions test?
Yes, it can. P08D5 is emissions-related, so most inspection programs fail a car while it is stored or while the check engine light is on.
How hard is P08D5 to fix?
Difficulty: hard. A typical repair takes 1 to 6 hours of work. This is a job for a workshop.
Will P08D5 clear itself after the repair?
Clear the code with a scanner after the repair. If the fault is fixed, it does not come back.