HISTORY
ADVANTAGES
PROBLEMS
DIAG
GENERAL
100

WHAT INLINE 6 ENGINE MADE BY TOYOTA WAS INTRODUCED WITH VVT-I IN 1995

2JZ

100

WHAT ARE  TWO THE MOST WELL KNOWN ADVANTAGES FOR VVT?

 GENERATE MORE POWER!!!!!!!!!! AND MORE EFFICIENT FUEL ECONOMY 

100

ROUGH IDLE OR STALLING IS ONE SIGN YOUR VVT IS FAILING, TRUE OR FALSE.

TRUE

100

WHAT 2 SIMPLE MAINTENCE ITEMS CAN CAUSE VVT PROBLEMS?

THE WRONG ENGINE OIL OR POOR OIL FILTER FLOW

100

IN VTEC, WHAT FORCE ACTS ON THE INDEPENDENT HIGH LIFT ROCKER TO GET LOCKED IN WITH THE LOW LIFT ROCKERS

WHAT IS OIL PRESSURE

200

WHO WAS THE FIRST GERMAN MANAFACTURE TO USE CONTINUES VVT

PORSCHE WITH THE VARIOCAM SYSTEM

200

WHAT BENEFITS DOES VVT HAVE?

EFFICIENT WARM UP AND HELPS INCREASE THE LIFE SPAN OF THE ENGINE

200
WHAT IS A SIMPLE WAY TO MAINTAIN YOUR VEHICLE AND YOUR VVT?

REGULAR MAINTENANCE. 

200

WHAT MODULE WILL STORE CODES FOR VVT RELATED ISSUES?

POWERTRAIN CONTROL MODULE

200

WHAT IS THE DIFFERENCE BETWEEN VVT AND VVL?

VVT CHANGES THE ENGINE TIMING AND VVL CHANGES THE CAM SWING OF THE LOBES OR LOBES

300

IN 1991, WHAT VTEC EQUIPED CAR WAS THE FIRST TO BE SOLD IN NORTH AMERICA

THE ACURA NSX 

300

WHAT DOES VVT DO FOR EMISSIONS?

VVT ALLOWS FOR LOWER CARBON EMISSIONS

300

WHAT NOISE COULD COME FROM THE ENGINE AREA IF THE VVT IS FAILING?

A TICKING OR RATTLING

300

WHAT DOES ALMOST EVERY MANUFACTUERER ADD TO THEIR VVT SYSTEMS TO KEEP IT RUNNING WELL?

A FINE MESH SCREEN TO KEEP OUT SMALL DEBRIS

300

IN AUDI/VOLKSWAGEN APPLICATION, WHAT DO THEY USE TO FEED OIL TO THE CAM PHASERS?

A BEARING BRIDGE

400

IN THE LATE 1960'S, WHAT WAS FIAT THE FIRST TO DO WITH VVT

THE FIRST TO PATENT VVT FOR PRODUCTION VEHICLES

400

WHAT SYSTEM DOES VVT ALLOW YOU TO REMOVE FROM YOUR VEHICLE?

VVT CAN ELIMATE EGR ON SOME VEHICLES
400

WHAT IS HAPPENING WHEN THE VVT SYSTEM IS NOT ADJUSTING THE VALVE TIMING PROPERLY?

ENGINE MISFIRE

400

WHAT IS A SIMPLE WAY TO CHECK HYDRAULIC CAMPHASERS?

BY ROTATING THE CAMP PHASER WHILE THE CAMSHAFT IS REMOVED FROM THE VEHCILE
400

WHY WAS THERE A RECALL FOR FORD 3.5L CAM PHASERS?

DESIGN WEAKNESS IN THE LOCKING PIN MECHANISM

500

WHICH MANAFACTURE WAS THE FIRST TO INTRODUCE VVT ON A PRODUCTION DIESEL VEHICLE

MITSUBISHI WITH THE LANCER IN 2010

500
WHAT DOES VVT ALLOW YOU TO INCREASE ON YOUR ENGINE

HAVING A VVT SYSTEM ALLOWS FOR 25% HIGHER ENGINE SPEED

500

WHEN ELSE COULD YOU FEEL A FAILING VVT?

DURING HIGH SPEEDS OR ACCELERATION

500

WHEN USING A SCAN TOOL, WHAT CAN YOU LOOK AT TO HELP DETERMINE A PROBLEM WITHIN YOUR VVT SYSTEM?

CHECKING YOUR CAMSHAFT ANGLE PARAMETERS

500

IN BMW APPLICATIONS, WHAT OTHER SYSTEM GETS CONFUSED VVT

THE VALVETRONIC SYSTEM