OBD-II code · Powertrain (generic)
P099E Shift Solenoid H Control Circuit Low
The control circuit of shift solenoid H reports a control circuit low condition. Gear element actuation cannot be commanded reliably on this channel.
Is it safe to drive with P099E?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyControl wire shorted to ground
- PossibleInternal short in coil
- Less likelyConnector pins corroded - high contact resistance
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1.5–6 h
- Emissions test
- Usually unaffected
- Parts involved
- Shift Solenoid H, Wiring Harness, Tcm
Related codes
- P08D2Shift Solenoid J Control Circuit Low
- P08DBShift Solenoid K Control Circuit Low
- P08E4Shift Solenoid L Control Circuit Low
- P0973Shift Solenoid A Control Circuit Low
- P0976Shift Solenoid B Control Circuit Low
- P0979Shift Solenoid C Control Circuit Low
- P0982Shift Solenoid D Control Circuit Low
- P0985Shift Solenoid E Control Circuit Low
- P0998Shift Solenoid F Control Circuit Low
- P099BShift Solenoid G Control Circuit Low
- P099CShift Solenoid G Control Circuit High
- P099DShift Solenoid H Control Circuit Range/Performance
- P099FShift Solenoid H Control Circuit High
- P09A0Shift Solenoid G Control Circuit/Open
- P09A1Shift Solenoid H Control Circuit/Open
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.