Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2002 Chrysler Neon LE, AutomaticFACTORY OEM SERVICE PROCEDURE
Traction Control: Anti-Lock
- Brakes - Abs
- Front Wheel Speed Sensor
- Rear Wheel Speed Sensor
- Tone Wheel
- HCU (Hydraulic Control Unit)
- Description - Hydraulic Control Unit (HCU)
- Operation - Hydraulic Circuits And Valves
- Notes
- Normal Braking Hydraulic Circuit, Solenoid Valve, And Shuttle Valve Function (Abs With Traction Control)
- Abs Braking Hydraulic Circuit, Solenoid Valve, And Shuttle Valve Function (Abs With Traction Control)
- Abs Traction Control Hydraulic Circuit, Solenoid Valve, And Shuttle Valve Function (Abs With Traction Control)
- ICU (Integrated Control Unit)
- Diagnostic Information And Procedures
- Notes
- Symptom: Cab Power Feed
- Symptom: Cluster Failure
- Symptom: Controller Failure
- Symptom List: LF Sensor Circuit Failure, LR Sensor Circuit Failure, RF Sensor Circuit Failure, RR Sensor Circuit Failure
- Symptom: LF Wheel Speed Signal Failure
- Symptom: LR Wheel Speed Signal Failure
- Symptom: PCI Bus Communication
- Symptom: Pump Motor Not Working Properly
- Symptom: RF Wheel Speed Signal Failure
- Symptom: RR Wheel Speed Signal Failure
- Symptom: System OVERVOLTAGE
- Symptom: System UNDERVOLTAGE
- Abs Verification Test - VER 1
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.