Scantool Diagnostics

P1693 Transponder no response error/Invalid response

Scantool Diagnostics - Monitor Scantool Data

Monitor Scantool Data

1. Check transponder and ECU status
(1) IGN "ON" & Engine "OFF"
(2) Monitor the "ECU, KEY and Smartra STATUS" Parameter on the Scantool.
A. Specification : 'LEARNT'




Fig.1) This data show that 3 keys have been taught, ECU has been learnt, Key in key cylinder has been learnt and SMARTRA3 has been learnt.
(3) Have both the "ECM" and "KEY" status been learnt?
YES
> Check connectors for looseness, poor connection, bending, corrosion, contamination deterioration, damage on the ECM or SMARTRA.
And this DTC has not been erased in previous repair. Repair or replace as necessary and then go to "Verification of Vehicle Repair" procedure.
NO
> Go to "Component Inspection" Procedure.