LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Cadillac
>>
2016
>>
ELR
>>
Repair and Diagnosis (Single Page)
>>
Brakes
>>
Traction Control
>>
Antilock Brake System
>>
Diagnostic Information and Procedures
>>
DTC C056D, C121C-C121F, C123A-C1256, C126C-C127E, C12C2-C12DF, or C12F2-C12F6: Electronic Control Unit Hardware, Electronic Brake Control Module, Electronic Control Unit, Control Module Programming, ABS Isolation Solenoid Valve Driver, ABS Dump Solenoid Valve Driver, ABS Base Brake Solenoid Valve
>>
Diagnostic Fault Information
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Diagnostic Fault Information
Circuit
Short to Ground
Open/High Resistance
Short to Voltage
Signal Performance
B+ Terminal 1
C0256 04, C12E5 00
C0256 04, C12E5 00
-
-
B+ Terminal 25
C0201 04
C0201 04
-
-
Ground Terminal 13
-
C056D 00, C12DA 00, C12D7 00
-
-
Ground Terminal 38
-
U0129 00, U1833 00
-
-