P256A - Engine Idle Speed Selector Sensor/Switch Circuit/Open
P256A is a generic powertrain diagnostic trouble code indicating Engine Idle Speed Selector Sensor/Switch Circuit/Open. It relates to the Vehicle Speed / Idle Control / Aux Inputs system.
DTC Breakdown (SAE J2012)
| System | Powertrain (P) |
| Type | Generic |
| Subsystem | Vehicle Speed / Idle Control / Aux Inputs |
| Fault Index | 6A |
| Standard | SAE J2012 / ISO 15031-6 |
What does diagnostic code P256A mean?
The dtc/">diagnostic trouble code P256A represents Engine Idle Speed Selector Sensor/Switch Circuit/Open. This standard generic code points to a monitored fault condition in the vehicle's Powertrain network.
Detailed diagnostic guides and specific fix procedures for code P256A are currently being compiled. Always verify check engine warnings with a qualified mechanic.
Frequently Asked Questions about P256A
What does P256A mean?
The diagnostic trouble code P256A represents Engine Idle Speed Selector Sensor/Switch Circuit/Open. This standard generic code points to a monitored fault condition in the vehicle's Powertrain network.
What is the system for P256A?
The P256A code is located in the vehicle's Powertrain network.