LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Lexus
>>
2018
>>
RX 450h Base
>>
Repair and Diagnosis (Single Page)
>>
Brakes
>>
Traction Control
>>
Electronically Controlled Brake System (Diagnostic Codes) (3 Of 7)
>>
Electronically Controlled Brake System
>>
DTC C1311: Open Circuit in Main Relay 1; DTC C1312: Short Circuit in Main Relay 1; DTC C1313: Open Circuit in Main Relay 2; DTC C1314: Short Circuit in Main Relay 2 [07/2020 - ]
>>
Component Operating Range
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Component Operating Range
C12FA AND C130C
All of the following conditions are met
-
Brake system voltage
Higher than 7 V
Command to main relay
On
Main relay monitor
3.5 V or more
C12FB AND C130D
BS voltage
Less than 6.5 V