P0506 OBD Trouble Code

1 result found

P0506 - GM
Type Powertrain - Vehicle Speed, Idle Control, and Auxiliary Inputs - ISO/SAE Controlled
Description

Idle Speed Low Conditions

Cause

No ECT, EGR Control or Flow, EVAP Control or System, Fuel Trim, IAT, 1C, Injector MAF, MAP, Misfire, TP or VSS codes set, engine runtime over 2 minutes, system voltage from 10-18v, BARO sensor input over 85 kPa, ECT input more than 122°F, IAT sensor input over -13°F, then the PCM detected the Actual idle speed was more than 75 rpm lower than the Desired idle for 15 seconds.

Try also: https://www.obd-codes.com/p0506