DTC C1A45: Vehicle Speed Sensor [08/2013 - ]: Procedure

WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

CHECK OTHER DTC OUTPUT (ELECTRONICALLY CONTROLLED BRAKE SYSTEM)
1. Check for electronically controlled brake system DTCs. Refer to DTC CHECK / CLEAR [08/2013 - ] .
  OK
  
  Electronically controlled brake system DTCs are not output.
NG → See step 3

OK: Go to next step

CHECK DTC

Clear the DTCs. Refer to DTC CHECK / CLEAR [08/2013 - ] .

Recheck for DTCs and check if the same DTC is output again.

Result

Result	Proceed to
No DTC is output	A
DTC is output from the blind spot monitor sensor LH (master)	B
DTC is output from the blind spot monitor sensor RH (slave)	C

B → See step 6

C → See step 5

A → See step 4

GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM. Refer to DIAGNOSTIC TROUBLE CODE CHART [08/2013 - ]
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2013 - ]
REPLACE BLIND SPOT MONITOR SENSOR RH. Refer to REMOVAL [08/2013 - ]
REPLACE BLIND SPOT MONITOR SENSOR LH. Refer to REMOVAL [08/2013 - ]