C: DTC P1571 Reference Code Incompatibility

DTC DETECTING CONDITION:

Reference code incompatibility between body integrated unit and ECM

DIAGNOSTIC PROCEDURE CHART

Step	Check	Yes	No
1 PERFORM REGISTRATION ON IGNITION KEY. Perform registration on all keys of the vehicle. Refer to the "Registration Manual For Immobilizer".	Is registration for all keys complete?	END	Go to step 2.
2 CHECK ANY OTHER DTC ON DISPLAY.	Is any other immobilizer DTC displayed?	Check the appropriate DTC using the "List of Diagnostic Trouble Code (DTC)". Execute the registration procedure next. Refer to the "Registration Manual For Immobilizer". < Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . >	Replace the ECM. < Ref. to ENGINE CONTROL MODULE (ECM) - H4DOTC . > < Ref. to , ENGINE CONTROL MODULE (ECM) - H6DO . >Replace the body integrated unit < Ref. to , BODY INTEGRATED UNIT . > and replace all the ignition keys (including transponder). Execute the registration procedure next. Refer to the "Registration Manual For Immobilizer".