B2421

LIGHTING SYSTEM: B2421: Steering Neutral Point Automatic Correction Incompletion

DTC B2421 - Steering Neutral Point Automatic Correction Incompletion

DESCRIPTION

This DTC is output when AFS ECU does not finish steering neutral point automatic correction. AFS operation is prohibited while this DTC is being output. This DTC is completed and AFS operation starts when AFS ECU records the steering neutral point correctly. If this DTC is not automatically erased, perform repair or replacement by following the procedures below.






INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC
(a) Check that DTC B2414 and B2415 is not output Reading and Clearing Diagnostic Trouble Codes.
OK:
DTC is not output.
NG -- GO TO FLOW CHART
OK -- Continue to next step.
2. AFS ECU RE-INITIALIZATION
(a) Return to normal condition.
OK:
DTC is not output.
NG -- REPLACE AFS ECU
OK -- END