C1760 on 2007-2017 Lexus LS (LS460, LS460L, LS600h, LS600hL) — Air Suspension Rear Height Sensor Signal Circuit Failure
1 vehicles · 1 makes · $1,500-$5,000 repair
Most Reported On
C1760 is an OBD-II diagnostic trouble code meaning “Air Suspension Rear Height Sensor Signal Circuit Failure.” C1760 is a manufacturer-specific chassis code indicating the suspension control module detected an invalid signal from the rear ride-height sensor on an air-suspension-equipped vehicle. The height sensor reports the vehicle's rear ride height so the system can level the vehicle and adjust the air springs. When this signal is faulty or out of range, automatic leveling is disabled and the suspension warning light comes on, sometimes with the vehicle sitting low or unevenly. Confirm against the factory manual since the definition varies by maker. This code is most commonly reported on 2007-2017 Lexus LS (LS460, LS460L, LS600h, LS600hL), with repair costs ranging from $1,500 to $5,000.
Common Causes
Typical Repair Cost
Based on 1 documented vehicle-specific issues. Actual cost depends on root cause and vehicle.
Diagnostic Tools
To diagnose C1760, you'll need an OBD-II scanner. Here are our recommendations at every price point.
ANCEL AD310 Classic OBD-II Scanner
by ANCEL
A simple, affordable code reader that reads and clears check engine codes. Great for quick diagnostics on any OBD-II vehicle (1996+).
- Read & clear engine codes
- View freeze frame data
- I/M readiness status
- No batteries or app needed
BlueDriver Pro Bluetooth Scanner
by BlueDriver
Bluetooth OBD-II scanner with a free companion app. Provides enhanced diagnostics, smog readiness, and repair reports sourced from a database of verified fixes.
- Enhanced diagnostics (ABS, SRS, transmission)
- Repair Reports with verified fixes
- Smog check readiness
- Free app (iOS & Android)
LAUNCH CRP123X OBD-II Scanner
by LAUNCH
A professional-grade handheld scanner that reads all four major systems (engine, transmission, ABS, SRS) with live data streaming and graphing.
- Engine, transmission, ABS, SRS diagnostics
- Live data stream & graphing
- AutoVIN for vehicle identification
- Free lifetime updates via Wi-Fi
Autel MaxiCOM MK808S Diagnostic Tool
by Autel
Shop-level diagnostic tablet with bi-directional control, active tests, and full system coverage. Ideal for serious DIYers and small shops.
- All-system diagnostics (25+ modules)
- Bi-directional control & active tests
- Oil reset, EPB, BMS, TPMS, injector coding
- 7-inch touchscreen with Android OS
As an Amazon Associate, we earn from qualifying purchases. Prices are approximate and may vary.
FAQ
What does C1760 mean?
C1760 stands for "Air Suspension Rear Height Sensor Signal Circuit Failure." C1760 is a manufacturer-specific chassis code indicating the suspension control module detected an invalid signal from the rear ride-height sensor on an air-suspension-equipped vehicle. The height sensor reports the vehicle's rear ride height so the system can level the vehicle and adjust the air springs. When this signal is faulty or out of range, automatic leveling is disabled and the suspension warning light comes on, sometimes with the vehicle sitting low or unevenly. Confirm against the factory manual since the definition varies by maker.
What are the most common causes of C1760?
The most common causes of C1760 are: Faulty rear ride-height sensor, Damaged sensor linkage or mounting, Damaged or corroded wiring/connector, Water intrusion at the sensor connector, Air suspension leak affecting leveling feedback, Suspension/air ride control module fault. The specific cause varies by vehicle.
How much does it cost to fix C1760?
Repair costs for C1760 range from $1,500 to $5,000, depending on the vehicle and root cause.
Which vehicles are affected by C1760?
Au7o has documented C1760 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.