Tech Garage

Maintenance and service; a look at motor oils.

OBD-II computer system function including sensors, inputs and outputs; tire-pressure monitoring systems.

Tracing the evolution of fuel systems, from carburetion to direct injection; forced induction, turbocharging and supercharging.

Preventing catastrophic failures; cooling system explanation and diagnosis; no-start problems; fuel and spark issues.

Steering system and power steering pumps inspection and troubleshooting; sealed beam lighting; vehicle wiper systems.

Air-conditioning system; AC cycle and AC system diagnosis; a door panel is removed to reveal power windows and door locks.

How engines work; engine diagnostic tests, including compression, vacuum and oil pressure; variable valve timing and variable valve electronic lift.

Short-Long Arm and MacPherson strut suspension systems; drivetrains, parts identification and diagnosis; differential; how constant velocity axles work.

Accessory belt drive systems; timing belt engine system designs; hoses and lines identification and troubleshooting tips.

Fuel qualities; injector spray patterns; understanding and troubleshooting emission gases; catalytic converter.

Basic electrical and troubleshooting; circuit designs; digital volt ohm meters; diagnosing a horn circuit problem.