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Engine Control - Symptom Related Diagnostic Procedures: Overview Volvo V40 I рестайлинг

Engine Control Systems 4 illustrations ~143 words

Scheme 21

Scheme 21: Connecting the Volvo Scan Tool (ST)
Scheme 21: Connecting the Volvo Scan Tool (ST)

Is the Volvo Scan Tool (ST) connected to both the VIDA cart and the car and switched on?

  1. YES Refer to «Checking the response code for the ON/OFF switch»(ref-441369-S38719537162011121500000)
  2. NO FAULT NOT FOUND: Troubleshooting has been completed.

Scheme 22

Scheme 22: Checking the response code for the ON/OFF switch
Scheme 22: Checking the response code for the ON/OFF switch

Scheme 23

Scheme 23
Scheme 23

Scheme 24

Scheme 24
Scheme 24
  1. Ignition on. Activate the Scan Tool (ST) in MODE 2. Move the switch from ON to OFF or from OFF to ON. Check that the ON/OFF switch is OK by checking that response code 1-1-3 is returned. Is response code 1-1-3 returned? Yes, response code 1-1-3 is returned. Refer to «Checking the response code for the brake valves»(ref-441369-S27262761062011121500000) . No, response code 1-1-3 is not returned. Refer to «Checking the voltage to the selector switch»(ref-441369-S21809531392011121500000) . No, response code 3-1-1 is returned instead. Refer to «Checking response code 3-1-1»(ref-441369-S11522409742011121500000) .

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