Inspections Performed At Electronic Control Unit Connectors; Electronic Control Unit Connector Terminal Layout - Mitsubishi 6M70 Workshop Manual

TROUBLESHOOTING <DIAGNOSIS USING Multi-Use Tester>

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 (
section "3. Inspections Based on Diagnosis Codes".

6.1 Electronic control unit connector terminal layout

6.2 Inspection instructions
• Some inspections are performed with the connectors removed. Others are performed with the connectors fitted.
Observe the following caution:
CAUTION
• Do not touch any terminal except those specified for the inspection. Be particularly careful not to cause
short circuits between terminals using the tester probes.
Check item
01
Resistance of intake air temperature sensor 1
13-54
, , and so on) correspond to the similarly printed reference numbers in
01 02
[Conditions]
• Starter switch OFF
• Disconnect connector. Perform inspection on vehicle-side connector.
[Requirements]
Terminals: A63-A32
+3.78
• 0°C: 15
–2.94
• 20°C: 6.514
• 80°C: 0.874
Measurement method
kΩ
+1.437
kΩ
–1.147
+0.136
kΩ
–0.115