Knowledge Hub
Decoded by engineers,
verified by technicians.
888 guides, repair insights and product knowledge from the iCarsoft Technical Team.
Tech Center & Insights
P2471 Code: EGT Sensor Circuit High Bank 1 Sensor 4 — Diesel Fix
P2471 indicates a high-voltage fault on EGT Sensor 4. Fix promptly to avoid $2,500+ DPF damage. Learn the causes, diagnostic step…
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P0023 Code: Exhaust "B" Camshaft Actuator Circuit Bank 2 Fix
P0023 indicates a VVT exhaust solenoid fault on Bank 2. Learn why oil quality is the #1 cause, diagnostic steps, and how to avoid…
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P0A08 Code: DC/DC Converter Status Circuit (Hybrid Fix Guide)
P0A08 indicates a fault in the hybrid DC/DC converter. Learn why aux battery is often the actual cause — and how to avoid a $2,50…
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P2226 Code: Barometric Pressure Sensor "A" Circuit — Fix Guide
P2226 means your BARO sensor circuit is out of range. Learn the causes, symptoms, diagnostic steps, and repair costs — often a si…
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P0864 Code: TCM Communication Circuit Range/Performance Fix
P0864 means your TCM and PCM aren't communicating properly. Learn the causes, symptoms, diagnostic steps, and repair costs — ofte…
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P0028 Code: Intake Valve Control Solenoid Bank 2 — VVT Fix Guide
P0028 means your Bank 2 intake VVT system isn't responding. Most cases fixed with an oil change. Learn the causes, symptoms, diag…
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P0502 Code: Vehicle Speed Sensor A Circuit Low Input Fix Guide
P0502 means your PCM detected low voltage from the vehicle speed sensor. Learn the causes, symptoms, diagnostic steps, and repair…
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P0142 Code: Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 3
P0142 means low voltage from your downstream O2 sensor. Learn the causes, symptoms, diagnostic steps, and repair costs to fix thi…
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P2413 Code: Exhaust Gas Recirculation System Performance Fix
P2413 means your EGR system isn't delivering commanded exhaust flow. Learn the causes, symptoms, diagnostic steps, and repair cos…
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P24AE Code: Particulate Matter Sensor Circuit – Causes & Fix Guide
P24AE means a Particulate Matter sensor circuit fault on diesel vehicles. Learn the causes, symptoms, diagnosis steps, and repair…
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P2682 Code: Engine Coolant Bypass Valve "A" Control Circuit Low Fix
P2682 means low voltage in your coolant bypass valve circuit. Learn the causes, symptoms, and how to fix it to prevent engine ove…
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P2637 Code: Torque Management Feedback Signal "A" Causes & Fixes
Experiencing harsh shifting and a P2637 code? Read our complete guide to understand Torque Management Feedback Signal faults, sym…
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P0599 Code: Thermostat Heater Control Circuit High Causes, Symptoms & Fix
Diagnose and fix the P0599 code (Thermostat Heater Control Circuit High). Discover common causes, symptoms, testing steps, and DI…
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P2022 Code
P2022 means high voltage in Bank 2 intake runner sensor (common in F-150, Silverado). Learn voltage specs, fixes with iCarsoft CR…
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P24B0 Code
P24B0 means low voltage in your diesel PM sensor (common in GM Duramax). Fix it fast with iCarsoft CR Eagle P – lifetime free upd…
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P0610 Code
P0610 means PCM memory failure or misconfigured vehicle options (common in JAC Refine, Hyundai Elantra). Learn voltage specs, fix…
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P203E Code
P203E means erratic DEF sensor signal (common in Ford 6.7L, Ram 6.7L). Fix limp mode fast with iCarsoft CR Eagle P (lifetime free…
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P0281 Code
P0281 means cylinder 7 underperforms (common in Silverado 2500HD, F-350). Learn compression/voltage specs, symptoms, fixes with i…
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P0370 Code
P0370 means invalid crankshaft timing signal (common in Duramax diesel). Learn voltage specs, symptoms, and fixes with iCarsoft C…
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P2230 Code
P2230 means erratic BARO sensor signals (common in Ford F-150, Chevy Equinox). Learn voltage/pressure specs, symptoms, fixes with…
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P066D Code
P066D means high voltage in your cylinder 2 glow plug circuit (common in Duramax, Cummins). Learn voltage specs, symptoms, and fi…
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P062D Code
P062D means fuel injector driver circuit malfunction on Bank 1 (common in VW Scirocco, Peugeot 308). Learn voltage specs, symptom…
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P0313 Code
P0313 means misfire during low fuel (common in Silverado, F‑150). Learn fuel pressure specs, symptoms, and fixes with iCarsoft CR…
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P2179 Code
P2179 means lean air-fuel mixture on Bank 2 (common in VW Tiguan, Honda Civic). Learn AFR/voltage specs, symptoms, fixes with iCa…
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