Knowledge Hub
Decoded by engineers,
verified by technicians.
888 guides, repair insights and product knowledge from the iCarsoft Technical Team.
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,…
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P2534 Fault Code
P2534 = Ignition Switch Run/Start Circuit Low (causes starting/stalling). Diagnose & clear fast with iCarsoft CR Ultra P—save on …
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P2407 Fault Code
P2407 = EVAP Leak Detection Pump Sense Circuit Intermittent. Diagnose, clear fast & pass emissions with iCarsoft CR Ultra P—skip …
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P203B Fault Code
P203B = Reductant Level Sensor A Circuit issue (diesel SCR/DEF systems). Diagnose, troubleshoot & clear fast with iCarsoft CR Ult…
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P257D Fault Code
P257D = GM Engine Hood Switch Circuit issue (Hood Open alert/5mph limit). Diagnose, troubleshoot & clear fast with iCarsoft CR Ul…
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P2176 Fault Code
P2176 means "Throttle Actuator Idle Position Not Learned." Diagnose, calibrate & clear it fast with iCarsoft CR Ultra P—save big …
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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…
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P0196 Fault Code
P0196 means EOT sensor circuit range/performance problems. Diagnose, troubleshoot & clear it fast with iCarsoft CR Ultra P—save o…
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What’s P2764 code?
What’s P2764 code? It’s a TCC pressure control solenoid circuit malfunction. Diagnose, troubleshoot & clear it easily with iCarso…
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What is P0748 code?
What is P0748 code? It’s a pressure control solenoid circuit malfunction. Diagnose, troubleshoot & clear it fast with iCarsoft CR…
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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…
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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…
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OBD-II Code P00BD
OBD-II Code P00BD = MAF Sensor Air Flow Too High. Diagnose/clear fast with iCarsoft CR Ultra P—regain smooth acceleration, save f…
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OBD-II Code P060C
OBD-II Code P060C = ECM Main Processor Error. Diagnose/reset fast with iCarsoft CR Ultra P—avoid costly ECM replacement, regain r…
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OBD-II Code P2000
OBD-II Code P2000 = NOx Trap Efficiency Below Threshold Bank 1. Diagnose/regenerate with iCarsoft CR Ultra P—pass emissions, save…
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OBD-II Code P0269
OBD-II Code P0269 = Cylinder 3 Contribution/Balance Fault. Diagnose/clear fast with iCarsoft CR Ultra P—end vibration, regain pow…
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OBD-II Code P219C
OBD-II Code P219C = Cylinder 1 Air-Fuel Imbalance. Diagnose/clear fast with iCarsoft CR Ultra P—end misfires, boost fuel efficien…
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OBD-II Code P228C
OBD-II Code P228C = Fuel Pressure Regulator 1 Low Pressure. Diagnose/clear fast with iCarsoft CR Ultra P—stop stalling, boost pow…
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Stabilize P0642
P0642 (Sensor Reference Voltage "A" Circuit Low): Diagnose/clear via iCarsoft CR Ultra P. Avoid limp mode, protect ECM & restore …
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OBD-II Code P257F
OBD-II Code P257F = High Engine Hood Switch Circuit. Diagnose/clear fast with iCarsoft CR Ultra P—fix battery drain, end false al…
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OBD-II Code P219D
OBD-II Code P219D = Cylinder 2 Air-Fuel Imbalance. Diagnose/clear fast with iCarsoft CR Ultra P—stop misfires, boost MPG, avoid m…
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OBD-II Code P219A
OBD-II Code P219A = Bank 1 Air-Fuel Ratio Imbalance. Diagnose/clear fast with iCarsoft CR Ultra P—stop rough idle, boost fuel eff…
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OBD-II Code P2647
OBD-II Code P2647 = A Rocker Arm Actuator Stuck On. Diagnose/clear fast with iCarsoft CR Ultra P—fix VVT issues, stop engine ratt…
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P0153 Code Fix
P0153 Code: Fix O2 Sensor Circuit Slow Response (Bank 2 Sensor 1) With iCarsoft CR Ultra P .icarsoft-local { font-famil…
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