Mitsubishi 6M70 - Actuator Tests Performed Using Multi-Use Tester; Inspections Based on Diagnosis Codes; Inspections Performed at Electronic Control Unit Connectors; Multi-Use Tester Service Data

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4. Multi-Use Tester Service Data
• It is possible to see service data and actuator tests simultaneously.
5. Actuator Tests Performed Using Multi-Use Tester
• It is possible to see service data and actuator tests simultaneously.
6. Inspections Performed at Electronic Control Unit Connectors
• These inspections aid troubleshooting by enabling you to check whether electronic control unit signals are being
correctly transmitted via the vehicle harness and connectors.
The white-on-black numbers ( , , and so on) correspond to the similarly printed reference numbers in
section “3. Inspections Based on Diagnosis Codes”.
No. Item Data Inspection condition Requirement
20 Actual EGR Position .
Perform actuator test
Position as commanded by
actuator test
[Actuator test] A1: EGR 1
2B Intake Air Temperature . °C On a cold engine
Equal to ambient tempera-
ture
89 EDU Power Relay ON/OFF
Starter switch ON ON
Starter switch OFF OFF
[Actuator test] B2: EDU relay
No. Item Explanation Confirmation method
A0 EGR 1
Maintain exhaust gas recirculation valve 1 opening indicated
by Multi-Use Tester.
[Can be executed when the following conditions are satisfied]
• Vehicle: stationary (vehicle speed 0 km/h)
• Starter switch: ON
• Engine: stopped
Actual position of service
data matches target value
commanded by actuator
test
[Service data]
20: Actual EGR Position
A1 EGR 2
A3 EGR 3
AC EDU Relay
ON/OFF switchover of electronic drive unit relay
(automatically reset after 15 seconds)
[Can be executed when the following conditions are satisfied]
• Vehicle: stationary (vehicle speed 0 km/h)
• Starter switch: ON
• Engine: stopped
Operating sound of elec-
tronic drive unit relay
[Service data]
89: EDU Power Relay
01 02
EXHAUST GAS RECIRCULATION SYSTEM