C1435 on 2010-2023 Lexus GX (GX460) — Yaw Rate Sensor Circuit Malfunction
1 vehicles · 1 makes · $1,000-$3,500 repair
How to diagnose and fix C1435: most-reported vehicles
Ranked by owner reports. Each card gives the symptoms, how to confirm the cause, the fix, parts and sources for that vehicle.
Lexus GX · 2010–2023
The Kinetic Dynamic Suspension System (KDSS) on the GX460 develops hydraulic fluid leaks from the stabilizer bar actuators and hydraulic lines. Leaks cause the KDSS warning light to illuminate and the system to become inoperative, resulting in increased body roll and a less controlled ride. The front actuators are the most common failure point.
Common Symptoms
- KDSS warning light on dashboard
- Hydraulic fluid leak under vehicle
- Increased body roll in corners
- Clunking noise from suspension over bumps
- Visible fluid on stabilizer bar actuators
How to Fix
Replace the leaking KDSS actuator(s) and hydraulic lines. Refill and bleed the system with the correct Toyota KDSS fluid. Both front and rear actuators should be inspected even if only one is leaking. Some owners disconnect the KDSS system and install conventional sway bars.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
- 48080-60020 genuine Lexus rear-right pneumatic air springOEM48080-60020
Replace a pressure-tested leaking right rear air spring on a pneumatic-height-control GX460 Fitment/availability: Live page explicitly fits 2010-2023 GX460 Z trim, rear passenger side.
- 48090-60020 genuine Lexus rear-left pneumatic air springOEM48090-60020
Replace a pressure-tested leaking left rear air spring on a pneumatic-height-control GX460 Fitment/availability: Live page explicitly fits 2010-2023 GX460 Z trim, rear driver side.
- 48007-60023 genuine Lexus front KDSS stabilizer cylinder with tubeOEM48007-60023
Replace a confirmed leaking or failed front KDSS hydraulic cylinder Fitment/availability: Live page fits 2010-2023 GX460 G/Z and supersedes 48007-60020/21/22.
- 48886-60032 genuine Lexus rear KDSS stabilizer cylinderOEM48886-60032
Replace a confirmed leaking or failed rear KDSS hydraulic cylinder Fitment/availability: Live page fits 2010-2023 GX460 G/Z and supersedes 48886-60030/31.
- 48006-60031 genuine Lexus KDSS accumulator/control housingOEM48006-60031
Replace a diagnosed failed or leaking KDSS accumulator/control housing Fitment/availability: Live page fits 2010-2023 GX460 G/Z and supersedes 48006-60030. Confirm leak source and system pressure; not a pneumatic height-control compressor.
As an Amazon Associate, we earn from qualifying purchases; other part links may also earn au7o a commission. Confirm fitment by VIN before buying.
Owner tips & cautions
- TipCheck KDSS actuators during every oil change by looking for fluid residue on the front and rear stabilizer bars. Catching a leak early prevents damage to the hydraulic pump.
Find C1435 by make
Browse every documented model and issue for your make.
C1435 code reference
General diagnostic-code context. The code alone does not confirm a cause for your vehicle; use the applicable issue card and its sources.
Frequently asked questions
What does C1435 mean?
C1435 stands for "Yaw Rate Sensor Circuit Malfunction." C1435 is a manufacturer-specific chassis code (commonly seen on Toyota/Lexus) indicating a fault in the yaw rate sensor circuit. The yaw rate sensor measures how quickly the vehicle is rotating about its vertical axis and is a core input for the electronic stability/vehicle stability control system. When its internal circuit or signal is faulty, the computer can no longer trust it and disables stability control, illuminating the related warning lights. Exact meaning can vary by maker, so confirm against the factory manual.
What are the most common causes of C1435?
The most common causes of C1435 are: Faulty yaw rate sensor (internal failure), Damaged wiring or connector to the sensor cluster, Sensor mounted loose or in wrong orientation, Poor ground or low system voltage, Corrosion/water intrusion at the connector, Stability/ABS control module fault. The specific cause varies by vehicle.
How much does it cost to fix C1435?
Repair costs for C1435 range from $1,000 to $3,500, depending on the vehicle and root cause.
Which vehicles are affected by C1435?
Au7o has documented C1435 across 1 vehicle models from 1 manufacturers: Lexus.
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.