15-20
4. Multi-Use Tester Service Data
• It is possible to see service data and actuator tests simultaneously.
5. Actuator Tests by Multi-Use Tester
• It is possible to see service data and actuator tests simultaneously.
No. Item Data Inspection condition Requirement
21 VGT Position . %
VGT opening degrees displayed according to VGT M/V operations
shown below.
26 Boost Pressure
. kPa
Starter switch ON (engine is stopped)
Value matches atmospheric
pressure indication.
Accelerator pedal pressed after en-
gine has started
Value gradually increases.
2A Turbine Revolution .rpm Engine speed: 2280 to 2320 rpm 50000 to 80000 rpm
82 VGT M/V1 ON/OFF
No. 1 magnetic valve ON ON
No. 1 magnetic valve OFF OFF
[Actuator test] A9: VGT1
83 VGT M/V2 ON/OFF
No. 2 magnetic valve ON ON
No. 2 magnetic valve OFF OFF
[Actuator test] AA: VGT2
84 VGT M/V3 ON/OFF
No. 3 magnetic valve ON ON
No. 3 magnetic valve OFF OFF
[Actuator test] AB: VGT3
VGT opening (%) 0 to 12.5 to 25 to 37.5 to 50 to 62.5 to 75 to 87.5 to 100
M/V1 ON OFF ON OFF ON OFF ON OFF
M/V2 ON ON OFF OFF ON ON OFF OFF
M/V3 ON ON ON ON OFF OFF OFF OFF
No. Item Description Check method
A9 VGTM/V1 No. 1 magnetic valve activated
Magnetic valve operating sound
[Service data]
82: VGT M/V1
AA VGTM/V2 No. 2 magnetic valve activated
Magnetic valve operating sound
[Service data]
83: VGT M/V2
AB VGTM/V3 No. 3 magnetic valve activated
Magnetic valve operating sound
[Service data]
84: VGT M/V3
BA VGT Test
Used for turbo boost pressure measurement/ad-
justment
See On-Vehicle Inspection and Ad-
justment.
TURBOCHARGER CONTROL SYSTEM
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