Automotive Career & Training Resources

Free guides on careers, certifications, salary, diagnostics, and everything a working technician needs to know. Written by a 25-year ASE Master Technician.

FeaturedTraining

The Modern Alternative to Traditional Auto Tech Training

Compare automotive training options: trade school vs. online programs vs. apprenticeship. Cost breakdown, curriculum comparison, career paths, and FAQ.

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Engine

Toyota RAV4 2.5 Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to Toyota RAV4 2.5L Dynamic Force (A25A-FKS) problems: oil consumption, water pump failure, EGR issues, Direct Shift CVT shudder, engine block porosity. Written by a 25-year ASE Master Tech.

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Engine

Chevy Equinox 1.5T Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to Chevy Equinox 1.5T (LYX/L3A) problems: excessive oil consumption, timing chain stretch, turbo failures, intercooler freezing, PCV issues, P1101 MAF codes. Written by a 25-year ASE Master Tech.

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Electrical

Tesla Model Y Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to Tesla Model Y problems: suspension noise, heat pump failures, phantom braking, panel gaps, 12V battery drain, touchscreen failures, AC odor, HV battery degradation. Written by a 25-year ASE Master Tech.

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Engine

Toyota Camry 2.5 & Hybrid Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to Toyota Camry 2.5L and hybrid problems: oil consumption, water pump failure, transmission hesitation, hybrid inverter coolant, EGR carbon, infotainment failures. Written by a 25-year ASE Master Tech.

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Engine

Nissan Rogue Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to Nissan Rogue problems: CVT transmission failure, VC-Turbo engine bearing failure, NHTSA investigation, metal shavings, AEB phantom braking, oil consumption, timing chain. Written by a 25-year ASE Master Tech.

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For You — Career

4 Diagnostic Tips Every Technician Should Know

Four diagnostic tips from a 25-year ASE Master Tech — swap test, jumper wire, know your tests, basics first. Real shop-tested advice that saves time and prevents comebacks.

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Engine

GM 5.3L V8 Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to GM 5.3L V8 problems: AFM/DFM lifter failures, oil consumption, carbon buildup, timing chain, exhaust manifold bolts, knock sensors. Written by a 25-year ASE Master Tech.

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Engine

RAM 1500 5.7 HEMI Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to RAM 1500 5.7 HEMI common problems. Lifter-cam failure, exhaust manifold bolt breakage, MDS solenoid failures, torque converter shudder. Written by an ASE Master Tech.

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Engine

Ford 5.0 Coyote Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to Ford 5.0 Coyote V8 common problems. Cam phaser tick, timing chain wear, IMRC failures, water pump, oil leaks. Written by an ASE Master Tech.

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Engine

Jeep 3.6L Pentastar Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to Jeep 3.6L Pentastar V6 common problems. Oil filter housing leaks, rocker arm failures, head cracking, timing chain stretch. Written by an ASE Master Tech.

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Engine

Toyota Tundra 5.7 Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to Toyota Tundra 5.7 3UR-FE common problems. Secondary air injection, cam tower leaks, exhaust manifold cracks, water pump, timing cover, torque converter shudder. Written by an ASE Master Tech.

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Engine

Hyundai/Kia Theta II Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to Hyundai/Kia Theta II 2.0T and 2.4L problems: rod bearing failure, oil consumption, catalytic converter, CVVT, turbo, GDI carbon. By a 25-year ASE Master Tech.

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Engine

Honda CR-V 1.5T Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to Honda CR-V 1.5T problems: fuel dilution, A/C condenser leaks, carbon buildup, CVT shudder, turbo wastegate rattle. Written by a 25-year ASE Master Tech.

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Diesel

Duramax L5P 6.6L Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to Duramax L5P 6.6L problems: DEF system derate, CP4.2 fuel pump, injector balance rates, DPF regen, Allison 10-speed, glow plugs, VGT turbo. Written by a 25-year ASE Master Tech.

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Engine

GM 6.6L Gas (L8T) Common Problems — Complete Diagnostic Guide

Complete diagnostic guide to GM 6.6L Gas V8 (L8T) problems: valve train tick, exhaust manifold bolts, 6L90 shift quality, flex fuel sensor, cooling system. Written by a 25-year ASE Master Tech.

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For You — Mind

No Tech Left Behind

The tech shortage is not a mystery — we built it. No tech left behind is not a slogan. It is the standard that separates shops that retain people from shops that bleed talent.

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Diagnostics

P0102 & P0103: MAF Sensor Circuit Low/High Input — Complete Diagnostic Guide

P0102 MAF low input and P0103 MAF high input codes explained. Real diagnostic steps: unplug test, voltage checks, wiring diagnosis, and pattern failures by make.

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Diagnostics

P0110 & P0113: Intake Air Temperature Sensor Circuit — Diagnosis & Fix

P0110 IAT sensor circuit malfunction and P0113 high input. Unplug test, resistance chart, diagnostic logic, and fixes for intake air temperature sensor codes.

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Diagnostics

P0118: Engine Coolant Temperature Sensor Circuit High Input

P0118 ECT sensor circuit high input. Unplug test, resistance chart, cold soak comparison, wiring diagnosis. Real diagnostic steps from a master tech.

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Diagnostics

P0121, P0122, P0123: Throttle Position Sensor Codes — Diagnosis Guide

P0121 TPS range/performance, P0122 low input, P0123 high input. Throttle position sensor diagnosis with unplug tests, voltage sweep, and dead spot detection.

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Diagnostics

P0133 & P0134: O2 Sensor Slow Response / No Activity (Bank 1 Sensor 1)

P0133 O2 sensor slow response and P0134 no activity detected Bank 1 Sensor 1. Real diagnostic steps: propane enrichment, exhaust leak check, contamination testing.

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Diagnostics

P0135, P0141, P0155, P0161: O2 Sensor Heater Circuit — Complete Diagnostic Guide

O2 sensor heater circuit codes P0135, P0141, P0155, P0161 explained. Heater resistance specs, fuse checks, PCM driver testing, and pattern failures by make.

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Diagnostics

P0306: Cylinder 6 Misfire Detected — Complete Diagnostic Guide

P0306 cylinder 6 misfire explained. Swap tests, compression checks, injector balance tests, and why cylinder 6 fails more than others. Ford 5.4L, GM AFM issues covered.

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Diagnostics

P0325: Knock Sensor Circuit Malfunction — Complete Diagnostic Guide

P0325 knock sensor code explained. Piezoelectric sensor testing, torque specs, tap test, wiring checks, and pattern failures on GM 5.3L, Toyota 2GR, Nissan VQ35.

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