DTC C1531: ECU Malfunction; DTC C1533: Temperature Sensor Circuit is Low or High; DTC C1534: EEPROM [09/2014 - ]: Procedure

1. Clear the DTCs.

   Refer to DTC CHECK / CLEAR [09/2014 - 08/2016] , or refer to DTC CHECK / CLEAR [08/2016 - 11/2017] , or refer to DTC CHECK / CLEAR [11/2017 - 03/2019] , or refer to DTC CHECK / CLEAR [03/2019 - ]

   Chassis > EMPS > Clear DTCs 

2. Check for DTCs.

   Refer to DTC CHECK / CLEAR [09/2014 - 08/2016] , or refer to DTC CHECK / CLEAR [08/2016 - 11/2017] , or refer to DTC CHECK / CLEAR [11/2017 - 03/2019] , or refer to DTC CHECK / CLEAR [03/2019 - ]

   Chassis > EMPS > Trouble Codes 

   Result

   Result	Proceed to
   DTCs other than C1531, C1533 or C1534 are not output.	A
   DTCs other than C1531, C1533 or C1534 are output.	B

Result: 

A 

REPLACE POWER STEERING ECU ASSEMBLY. Refer to  REMOVAL [09/2014 - ] 

Result: 

B 

GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [09/2014 - 08/2016]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2016 - 11/2017]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [11/2017 - 03/2019]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [03/2019 - ]