System Hub 35 Fault Families 500 SAE Codes

Chassis System

What this hub covers

Every fault family whose codes set on the Chassis module or one of the sensors and actuators it controls. Each entry below is one authored fault family; open it for the diagnostic explanation and the full list of codes it covers.

Fault families in the Chassis system (35)

Brake Pressure Sensor Circuit · 65 Wheel Speed Sensor Circuit · 61 AWD Transfer Case Differential Actuator Circuit · 40 Electric Brake Booster Motor Circuit · 37 ABS Pump Motor Circuit · 26 AWD Clutch Actuator Circuit · 24 Brake Pedal Position Sensor Circuit · 22 Vehicle Dynamics Sensor Circuit · 21 Variable Effort Power Steering Circuit · 20 Wheel Speed Sensor Tone Mechanical · 18 Electric Park Brake Actuator Circuit · 16 ABS Hydraulic Inlet Outlet Valve Circuit · 15 Steering Angle Sensor Circuit · 15 ECM Programming Configuration Error · 12 Brake Master Cylinder Piston Position Sensor Circuit · 12 Brake Vacuum Sensor Circuit · 11 Brake Booster Temperature Sensor Circuit · 11 Chassis Warning Indicator Switch Circuit · 8 ABS Hydraulic Pressure Response Circuit · 7 Active Air Dam Actuator Circuit · 7 Brake Booster Solenoid Circuit · 6 ABS Control Module Internal Fault · 6 Driveshaft Speed Sensor Circuit · 6 TCS Control Valve Circuit · 5 Brake Booster Pressure Travel Sensor Circuit · 5 Brake Blending Valve Circuit · 4 Brake Pedal Switch Stop Lamp Circuit · 3 Brake Fluid Level Wear Sensor Circuit · 3 TPMS Related Fault · 3 Air Brake Chamber Pressure Sensor Circuit · 3 Brake Pedal Feedback Pressure Circuit · 2 Stability Control System Fault · 2 Traction Torque Request Signal · 2 Brake Temperature Monitor Circuit · 1 Brake Shift Interlock Circuit · 1

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)

Need All 15,886 Codes as Data?

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License OEM Complete · $149 Standard (SAE only) · $49

$49 Standard: 9,249 SAE codes · $149 OEM Complete: all 15,886 codes, including 6,637 OEM codes across 32 makes · $149 Heavy Duty: 4,212 fault pairs (J1939) · one-time · compare tiers