DTC C1541: Vehicle Speed Signal Malfunction: Procedure

1. Check if DTC U0129 is output.

   Result

   Result	Proceed to
   DTC is not output	A
   U0129 is output	B

   HINT: 

   DTC U0129 indicates a VSC ECU communication malfunction in the power steering system.

B → See step   4 

A: Go to next step 

1. Check for DTCs of the ABS or VSC.

   Result

   Result	Proceed to
   DTC is not output	A
   C0200 or C0210 is output (with ABS)	B
   C0200 or C0210 is output (with ABS)	C

   HINT: 

   These DTCs indicate a speed sensor signal malfunction in the ABS or VSC.

   NOTE: If the power steering ECU is replaced, initialize the rotation angle sensor and calibrate the torque sensor zero point. Refer to CALIBRATION .

C → See step   6 

B → See step   5 

A → See step   3