Checking Relay - I

Checking Relay












- Turn the ignition switch to the ON position.
- Contact Trionic 5 OBDII.
- Activate:

Main Relay
- The engine management system's main relay (229) and idle air control valve (272) should work at a frequency of 1 Hz.
- Select the components that worked:

Engine management system's main
relay and idle air control valve
both working - Final Check

Only engine management system's
main relay working - Checking the Fuse - II

Neither the main relay nor the
engine management system nor
the control valve, idle working - Checking Relay - II