Fault Family System: Chassis (C-Codes) 6 SAE Codes

ABS Control Module Internal Fault

Diagnostic & Technical Explanation

Code C004F (ABS Control Module Over Temperature) sets when the ABS/brake control module's own internal self-check fails -- its supply voltage runs above or below the operating window, its internal temperature exceeds the rated limit, or a processor performance check does not complete correctly. Unlike a sensor or valve fault, this points at the module itself or the power feeding it: a failing vehicle charging system, a corroded module ground or power pin, or a heat-soaked module mounted too close to the exhaust or brakes are common causes. Because this module also runs the ABS and stability control valves, an unresolved internal fault typically disables those functions until it is cleared.

These 6 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 6 times.

Codes in this family (6)

Code	Definition	Repair coverage
C004F	ABS Control Module Over Temperature	4 ranked fixes
C0563	ABS Control Module Performance	4 ranked fixes
C0564	ABS Control Module System Voltage Low	4 ranked fixes
C0565	ABS Control Module System Voltage High	4 ranked fixes
C0597	Brake System Control Module A Performance	4 ranked fixes
C0598	Brake System Control Module B 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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