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Home >> Isuzu >> 2004 >> Rodeo 2WD V6-3.5L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Miscellaneous Tests >> Relays Test
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Relays Test

Relays Test
This test is conducted to check Fuel Pump Relay and A/C Clutch for proper operation.
Tech 2 must be used for this test.

Test Procedure:
1. Connect Tech 2 to the vehicle DLC.
2. Ignition SW is "On".




3. Select F3: Miscellaneous Tests in the Application Menu




4. Select F1: Relay Test in the Miscellaneous Test.




5. Select F0: Rear Window Defog Test.
6. Push "On" soft key.
7. Control Fuel Pump Relay and check data list.
8. If the data list changes, the Fuel Pump Relay is normal.
9. Select F1: A/C Clutch Relay.
10. Run Engine at idle.
11. Turn on Air Conditioning.
12. Push "On" and "Off" soft keys.
13. Control A/C Clutch Relay and check data list.
14. If the data list changes, the Fuel Pump Relay is normal.