C0035 on 2001-2006 Chrysler Sebring: ABS Wheel Speed Sensor Fault Causes and Fixes

What's Unique About the 2001-2006 Chrysler Sebring

For many manufacturers, C0035 specifically points to the left front wheel, while for others (like GM), it can mean the right front. Unfortunately, for the 2001-2006 Chrysler Sebring (JR platform), public data is conflicting, and it is not possible to definitively state whether the code refers to the left or right side without first using a diagnostic scanner. This makes using a scan tool that can read ABS live data the most critical first step to avoid replacing the wrong part. Some generic code readers define it as Left Front, while others define it as Right Front, reinforcing the need for vehicle-specific diagnosis.

Symptoms You May Notice

• ABS warning light is illuminated on the dashboard.
• Traction control or stability control light may be on.
• ABS system is disabled, leading to possible wheel lock-up during hard braking.
• Traction control is inactive.
• In some cases, the brake pedal may feel different or pulsate at low speeds.
• Cruise control may be disabled.

Most Likely Causes

1. Failed Front Wheel Speed Sensor 🔴 High Probability → Shop ABS Wheel Speed Sensor Sensors are exposed to harsh conditions like water, road salt, and debris, leading to internal failure or corrosion over time. The sensor pigtail is also subject to constant movement and vibration, which can cause internal wire breaks.
   How to confirm: Use a scan tool with live data to monitor all four wheel speeds while driving. The sensor that reads 0 MPH or has an erratic signal is the faulty one. You can also test the sensor's internal resistance with a multimeter and compare it to the manufacturer's specification (often looking for an open or shorted circuit).
   Typical fix: Replace the faulty wheel speed sensor. The sensor is typically mounted on the steering knuckle with a single 10mm bolt.
   Est. part cost: $25-$60
2. Damaged Wiring or Connector 🟡 Medium Probability The wiring harness runs down the suspension and is vulnerable to damage from road debris, rubbing against suspension components, or corrosion, especially at the connector where it plugs into the main harness in the fender well.
   How to confirm: Visually inspect the entire length of the sensor's wiring harness from the wheel well to its connection point. Look for chafed, broken, or corroded wires. Perform a 'wiggle test' on the harness while monitoring live data to see if the signal cuts out. A continuity test on the wires with a multimeter can also identify breaks.
   Typical fix: Repair the damaged section of wire or replace the pigtail connector. In many cases, the entire sensor and harness assembly is replaced as one unit.
   Est. part cost: $15-$40 for a pigtail, or the cost of a new sensor assembly.
3. Damaged or Contaminated Tone Ring ⚪ Low Probability The tone ring, which the sensor reads, is part of the wheel hub/axle. Rust jacking can cause the ring to crack, or heavy debris/grease can obstruct the sensor's reading. This is less common on the Sebring than sensor or wiring failure.
   How to confirm: With the wheel removed, visually inspect the toothed or magnetic ring on the axle or back of the wheel hub assembly. Look for cracks, missing teeth, or heavy contamination. Ensure the ring is not loose or warped.
   Typical fix: If contaminated, clean the tone ring and sensor tip. If the ring is cracked or damaged, the CV axle or wheel hub assembly must be replaced.
   Est. part cost: $80-$200 for a CV axle or wheel hub assembly.

Rare But Worth Checking

• Faulty ABS Control Module: → Shop ABS Control Module This is rare and should only be considered after the sensor, wiring, and tone ring have been definitively ruled out. A faulty module will typically present with multiple wheel speed sensor codes or communication errors.

Diagnosis Steps

1. Connect an ABS-capable OBD-II scanner to the vehicle.
2. Read the fault codes from the ABS module. Note the specific definition provided by the scanner if available (e.g., Left Front vs. Right Front).
3. Access the live data stream for all four wheel speed sensors.
4. Drive the vehicle slowly (above 5 mph) and observe the speed readings from each sensor. Identify which sensor is not reporting speed or is providing an erratic signal compared to the others.
5. Raise the vehicle and remove the wheel corresponding to the faulty sensor reading.
6. Visually inspect the wheel speed sensor and its connector for physical damage, corrosion, or looseness. The sensor is held to the knuckle by a single bolt (often 10mm).
7. Inspect the sensor's wiring harness for any signs of chafing, breaks, or heat damage along its path through the fender well.
8. Inspect the tone ring on the CV axle or wheel hub for cracks, missing teeth, or heavy debris.
9. If the visual inspection is inconclusive, disconnect the sensor and use a multimeter to test its resistance. Compare the reading to the manufacturer's specifications. An open circuit (infinite resistance) or a short (zero resistance) indicates a failed sensor.
10. If the sensor tests good, test the wiring for continuity and check for shorts to power or ground between the sensor connector and the ABS module connector.

Parts You'll Likely Need

• Front Wheel Speed Sensor (OEM #4764677AC (Left Front)) — This is the most common failure point for a C0035 code, either due to internal failure or damage to its integrated wiring harness.
  Trusted brands: Dorman (p/n 695-855 or 970-124), SKP, Holstein, Standard Motor Products, Duralast (p/n SU8112 or SU8113)
  OEM price range: $70-$120
  Aftermarket price range: $25-$60

Mechanic-Grade Diagnostic Values

• Wheel Speed Sensor Resistance (Passive Sensor) — expected: 1200 - 2700 Ohms. Failure: A reading of less than 1200 Ohms, more than 2700 Ohms, or an open circuit (infinite resistance) indicates a failed sensor.
• Wheel Speed Sensor AC Voltage Output (Passive Sensor) — expected: Minimum of 0.25 Volts AC (250mV AC). Failure: Less than 0.25V AC when spinning the wheel by hand at about half a revolution per second suggests a weak sensor or excessive air gap.

Scan Tool Commands That Help

• Chrysler DRB III: Sensor Display - ABS — To view live data from all wheel speed sensors simultaneously to identify the one that is reading incorrectly or not at all.
• Chrysler DRB III: Actuator Tests - ABS — To command the ABS hydraulic control unit (HCU) valves and pump to operate. This can help diagnose a suspected faulty ABS module after sensors and wiring have been ruled out. It can also be used to help bleed the system if air is introduced.
• Chrysler DRB III: Read DTCs - ABS — To read the specific fault code and its definition from the Controller Anti-lock Brake (CAB) module. This is the first step in any diagnosis.

Wiring & Ground Locations

• Antilock Brake Module (CAB) — Located in the left front of the engine compartment, under the air cleaner assembly and bolted to the lower radiator support.. This is the control unit that receives the wheel speed sensor signals. All wiring from the sensors terminates here, making its connector a key test point for continuity and shorts.
• Main Chassis Grounds — A key ground point is located on the front body mount, near the ABS module. There may be multiple wires on this stud.. A corroded or loose ground connection for the ABS module can cause a variety of erratic electrical issues, including false sensor codes. Cleaning these grounds is a common, low-cost troubleshooting step.

Real Owner Repair Stories

• YouTube channel 'Flat Rate Mechanic' (Vehicle unspecified, but demonstrating a common fix for C0035) — ABS light on, code C0035 stored.
  ✅ What actually fixed it The wheel speed sensor connector was found to be unplugged due to a broken retaining clip. Plugging the connector back in and securing it resolved the code.

Model Year Variations Within This Range

• 2001-2006: The Sebring sedan and convertible were based on the Chrysler JR platform, while the coupe was based on the Mitsubishi Eclipse platform. While they share a name, the ABS parts and wiring are not necessarily interchangeable between the coupe and the sedan/convertible.
• 2004-2006: A minor facelift was done for the 2004 model year, which included a redesigned grille and headlights. This did not fundamentally change the ABS system, but may affect access to components in the front of the engine bay.
• 2001-2006: ABS was optional on many lower trim levels (like LX) and standard on higher trims (like Limited). It's possible for a vehicle in this year range to not have ABS, in which case code C0035 would not apply. An ABS light test during ignition-on will confirm its presence.

Diagnostic Flowchart

Other Known Issues on This Vehicle

Issues unrelated to this code that are worth knowing about as an owner of this generation:

• 2.7L V6 Engine Oil Sludge 🔴 High — Very common, can lead to catastrophic engine failure often before 100,000 miles. (Ref: No official recall, but numerous class-action lawsuits were filed. The issue stems from a combination of factors including an internal water pump design that can leak coolant into the oil, poor crankcase ventilation, and a small oil capacity.)
• 41TE (A604) Automatic Transmission Problems 🟠 Medium — Common issues include harsh shifting, slipping, or entering 'limp mode' (stuck in 2nd gear). (Ref: Numerous TSBs exist for various shifting and solenoid issues. Problems are often electrical, related to the solenoid pack, speed sensors, or the control module itself.)
• Convertible Top Hydraulic/Motor/Switch Failure 🟠 Medium — Fairly common on convertible models. The top may stop working, move slowly, or fail to latch. (Ref: No recall, but common failure points include the hydraulic pump motor/relay, leaking hydraulic cylinders, or faulty position/latch switches.)
• 2.4L Timing Belt and Water Pump Failure 🔴 High — The 2.4L is an interference engine. Failure of the timing belt, often recommended for replacement around 100k miles, will cause catastrophic engine damage. The water pump is often replaced at the same time.

Used vs. New Parts: Buying Guide for This Vehicle

When a used part is the smart pick: A used part is generally not recommended for the wheel speed sensor itself. New aftermarket sensors are inexpensive ($25-$60) and carry a warranty. Given that the part is a common failure item due to exposure and wear, a used sensor has an unknown remaining lifespan and is not worth the labor to install.

Donor-vehicle mileage cap: roughly under 80000 miles for the part to have meaningful remaining life.

What to inspect on the donor part:

• For a used ABS module: Ensure the part number matches exactly. Look for a donor vehicle from a dry climate to minimize the risk of internal corrosion.
• For a used wiring pigtail: Inspect carefully for any signs of brittleness, cracking, or previous repairs. Ensure the locking tab on the connector is intact.

OEM-only on this vehicle (don't cheap out):

• ABS Control Module (CAB): While expensive, a new or professionally remanufactured OEM module is the safest bet if the original is confirmed faulty. Used modules can be problematic and may have programming/compatibility issues.

Aftermarket brands forum-validated for this vehicle:

• Standard Motor Products (SMP)
• Dorman
• Holstein
• SKP

Brands owners have reported issues with on this vehicle:

• Unnamed, 'white-box' brands from online marketplaces should be avoided, as their internal components and weather sealing may be of poor quality, leading to premature failure.

Real Owner Stories

Aggregated from forums and TSBs cited above. Mileages and costs reflect what owners reported in those sources.

Related OBD-II Codes

• C0040 — This code typically refers to the Right Front Wheel Speed Sensor; it is the companion code to C0035 (Left Front) and shares identical failure modes such as sensor corrosion or wiring harness breaks.
• P0700 — A general transmission control system code that may appear alongside ABS codes if the vehicle enters 'limp mode' due to shared electrical or speed sensor issues common in the 41TE transmission.
• P0720 — Output Speed Sensor circuit error; related because the 41TE automatic transmission problems common to this vehicle often involve speed sensor failures similar in nature to ABS sensor failures.
• C1020 — Often indicates a Left Rear Wheel Speed Sensor circuit issue, which follows the same diagnostic path as C0035 regarding live data monitoring and resistance testing.

Frequently Asked Questions