ENGINE <4G9-GDI> ± General Information/Service Specifications
11A-2
GENERAL INFORMATION
Items 4G93-GDI
Total displacement mȏ 1,834
Bore × Stroke mm 81 ×89
Compression ratio 12.0
Combustion chamber Pentroof + ball-in-piston
Camshaft arrangement DOHC
Number of valve
Intake 8
Exhaust 8
Valve timing Intake
Opening BTDC 15_
Closing ABDC 56_
Exhaust
Opening BBDC 55_
Closing ATDC 15_
Fuel system Electronically controlled multipoint fuel injection
Rocker arm Roller type
Auto-lash adjuster Equipped
SERVICE SPECIFICATIONS
Items Standard value Limit
Alternator drive belt tension
Vibration frequency Hz 143 ± 185 ±
When checked
Tension N 294 ± 490 ±
Deflection (Reference value) mm 9.7 ± 12.9 ±
Alternator drive belt tension
Vibration frequency Hz 155 ± 175 ±
When adjusted
Tension N 343 ± 441 ±
Deflection (Reference value) mm 10.5 ± 12.0 ±
Alternator drive belt tension
p
Vibration frequency Hz 203 ± 234 ±
When replaced
Tension N 588 ± 784 ±
Deflection (Reference value) mm 6.7 ± 8.5 ±