Knowledge Hub
Decoded by engineers,
verified by technicians.
888 guides, repair insights and product knowledge from the iCarsoft Technical Team.
Tech Center & Insights
P00FF Code Fix
OBD-II Code P00FF (GM-specific) means the BCM requested the check engine light. Diagnose & clear the hidden root cause with iCars…
Read more
Tech Center & Insights
P083B Code Fix
OBD-II Code P083B means TFP Sensor/Switch G pressure readings are out of range. Diagnose & clear with iCarsoft CR Eagle—fix harsh…
Read more
Tech Center & Insights
P0003 Code Fix
OBD-II Code P0003 means fuel volume regulator control circuit low voltage. Diagnose & clear with iCarsoft CR MAX BT—fix rough idl…
Read more
Tech Center & Insights
P043F Code Fix
OBD-II Code P043F means EVAP leak detection reference orifice high flow. Diagnose & clear with iCarsoft CR MAX BT—fix emissions t…
Read more
Tech Center & Insights
P2626 Code Fix
OBD-II Code P2626 means Bank 1 Sensor 1 O2 sensor pumping current trim circuit open. Diagnose & clear with iCarsoft CR MAX BT—fix…
Read more
Tech Center & Insights
P0232 Code Fix
OBD-II Code P0232 means fuel pump secondary circuit overvoltage. Diagnose & clear with iCarsoft CR MAX BT—fix engine surging, ric…
Read more
Tech Center & Insights
P2638 Code Fix
OBD-II Code P2638 means Torque Management Feedback Signal 'A' is out of range. Diagnose & clear with iCarsoft CR MAX BT—fix reduc…
Read more
Tech Center & Insights
P0933 Code Fix
OBD-II Code P0933 means transmission hydraulic pressure sensor readouts are out of range. Diagnose & clear with iCarsoft CR MAX B…
Read more
Tech Center & Insights
P0560 Code Fix
OBD-II Code P0560 means abnormal 12V system voltage (under/overcharging). Diagnose & clear with iCarsoft CR MAX BT—test battery/a…
Read more
Tech Center & Insights
P054A Code Fix
OBD-II Code P054A means Camshaft B timing is over-advanced on cold starts. Diagnose & clear with iCarsoft CR MAX BT—fix rough col…
Read more
Tech Center & Insights
P061C Code Fix
OBD-II Code P061C means ECM/PCM detects unstable engine RPM data. Diagnose & clear with iCarsoft CR MAX BT—fix erratic tachometer…
Read more
Tech Center & Insights
P052A Fault Code
P052A = Cold Start Camshaft Timing Over-Advanced (Bank 1). Diagnose VVT system issues & clear fast with iCarsoft CR Ultra P—avoid…
Read more
Tech Center & Insights
P043E Fault Code
P043E = EVAP Reference Orifice Low Flow (usually clogged). Diagnose, unclog & clear fast with iCarsoft CR Ultra P—pass emissions,…
Read more
Tech Center & Insights
P2534 Fault Code
P2534 = Ignition Switch Run/Start Circuit Low (causes starting/stalling). Diagnose & clear fast with iCarsoft CR Ultra P—save on …
Read more
Tech Center & Insights
P2407 Fault Code
P2407 = EVAP Leak Detection Pump Sense Circuit Intermittent. Diagnose, clear fast & pass emissions with iCarsoft CR Ultra P—skip …
Read more
Tech Center & Insights
P203B Fault Code
P203B = Reductant Level Sensor A Circuit issue (diesel SCR/DEF systems). Diagnose, troubleshoot & clear fast with iCarsoft CR Ult…
Read more
Tech Center & Insights
P257D Fault Code
P257D = GM Engine Hood Switch Circuit issue (Hood Open alert/5mph limit). Diagnose, troubleshoot & clear fast with iCarsoft CR Ul…
Read more
Tech Center & Insights
P2176 Fault Code
P2176 means "Throttle Actuator Idle Position Not Learned." Diagnose, calibrate & clear it fast with iCarsoft CR Ultra P—save big …
Read more
Tech Center & Insights
P013A Fault Code
P013A means O2 Sensor (Bank 1, Sensor 1) slow response. Diagnose, troubleshoot & clear it fast with iCarsoft CR Ultra P—save on m…
Read more
Tech Center & Insights
P0196 Fault Code
P0196 means EOT sensor circuit range/performance problems. Diagnose, troubleshoot & clear it fast with iCarsoft CR Ultra P—save o…
Read more
Tech Center & Insights
What’s P2764 code?
What’s P2764 code? It’s a TCC pressure control solenoid circuit malfunction. Diagnose, troubleshoot & clear it easily with iCarso…
Read more
Tech Center & Insights
What is P0748 code?
What is P0748 code? It’s a pressure control solenoid circuit malfunction. Diagnose, troubleshoot & clear it fast with iCarsoft CR…
Read more
Tech Center & Insights
What is P2231 code?
What is P2231 code? Discover its causes, symptoms & how to diagnose/clear it quickly with iCarsoft CR Ultra P. Save money on mech…
Read more
Tech Center & Insights
OBD-II Code P219E
OBD-II Code P219E = Cylinder 3 Air-Fuel Imbalance. Diagnose/clear fast with iCarsoft CR Ultra P—end misfires, boost MPG, cut repa…
Read more