Fault Family System: Chassis (C-Codes) 15 SAE Codes

ABS Hydraulic Inlet Outlet Valve Circuit

Diagnostic & Technical Explanation

Code C0010 (Left Front Inlet Control) sets when the ABS module commands a corner's hydraulic inlet or outlet solenoid to hold, build, or release brake pressure and the valve fails to respond, releases pressure for longer than the calibrated window, or the module cannot verify the valve's calibration or supply voltage. Root causes include a seized or debris-contaminated valve poppet, an open or shorted valve coil, or corrosion at the HCU connector. Any diagnostic or repair on the hydraulic block requires a scan tool ABS bleed procedure afterward because trapped air cannot be purged by gravity or manual bleeding alone.

These 15 diagnostic trouble codes share one detection mechanism and one repair path, which is why MechanicDB groups them into a single authored fault family rather than repeating the same explanation 15 times.

Codes in this family (15)

Code	Definition	Repair coverage
C0010	Left Front Inlet Control	4 ranked fixes
C0011	Left Front Outlet Control	4 ranked fixes
C0012	Left Front Hydraulic Release Too Long	4 ranked fixes
C0014	Right Front Inlet Control	4 ranked fixes
C0015	Right Front Outlet Control	4 ranked fixes
C0016	Right Front Hydraulic Release Too Long	4 ranked fixes
C0018	Left Rear Inlet Control	4 ranked fixes
C0019	Left Rear Outlet Control	4 ranked fixes
C001A	Left Rear Hydraulic Release Too Long	4 ranked fixes
C001C	Right Rear Inlet Control	4 ranked fixes
C001D	Right Rear Outlet Control	4 ranked fixes
C001E	Right Rear Hydraulic Release Too Long	4 ranked fixes
C053A	ABS Valves Missing Calibration	4 ranked fixes
C053B	ABS Valves Supply Voltage Circuit/Open	4 ranked fixes
C062D	ABS Valves Range/Performance	4 ranked fixes

What this page does not show

This page publishes the fault mechanism and the code index. The licensed dataset adds, for every one of the 15,886 codes, the full authored repair set (56,729 procedures in total) with the fields deliberately withheld here:

Procedures 2..n after the first-listed procedure
Aftermarket parts cost ranges in USD (est_parts_cost_min/max_usd)
Professional labor-hour estimates (est_labor_hours)
Step-by-step diagnostic and repair instructions
Replacement-part mappings and catalog lookups
6,637 manufacturer-specific OEM codes across 32 makes ($149 tier)

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