C1102 on 2002-2012 Nissan Altima — Manufacturer-Specific Chassis/ABS Sensor Code (commonly Wheel-Speed/Acceleration Switch Circuit)
1 vehicles · 1 makes · $250-$700 repair
Most Reported On
C1102 is an OBD-II diagnostic trouble code meaning “Manufacturer-Specific Chassis/ABS Sensor Code (commonly Wheel-Speed/Acceleration Switch Circuit).” C1102 is a manufacturer-specific chassis code most often associated with an ABS input circuit. Depending on the make it can refer to a wheel-speed sensor circuit fault or an ABS acceleration (G-sensor) switch circuit failure that the control module has detected. When set it usually disables ABS and traction/stability control and illuminates the related warning lights, while normal (non-assisted) braking is still available. Confirm the exact definition for your vehicle with a capable scan tool or service manual, since the meaning differs by manufacturer. This code is most commonly reported on 2002-2012 Nissan Altima, with repair costs ranging from $250 to $700.
Common Causes
Typical Repair Cost
Based on 1 documented vehicle-specific issues. Actual cost depends on root cause and vehicle.
Diagnostic Tools
To diagnose C1102, 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
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FAQ
What does C1102 mean?
C1102 stands for "Manufacturer-Specific Chassis/ABS Sensor Code (commonly Wheel-Speed/Acceleration Switch Circuit)." C1102 is a manufacturer-specific chassis code most often associated with an ABS input circuit. Depending on the make it can refer to a wheel-speed sensor circuit fault or an ABS acceleration (G-sensor) switch circuit failure that the control module has detected. When set it usually disables ABS and traction/stability control and illuminates the related warning lights, while normal (non-assisted) braking is still available. Confirm the exact definition for your vehicle with a capable scan tool or service manual, since the meaning differs by manufacturer.
What are the most common causes of C1102?
The most common causes of C1102 are: Faulty or contaminated wheel speed sensor, Faulty ABS acceleration / G-sensor (on makes that use it), Damaged tone/reluctor ring, Wiring or connector damage in the circuit, Open or shorted sensor circuit, ABS/stability control module fault. The specific cause varies by vehicle.
How much does it cost to fix C1102?
Repair costs for C1102 range from $250 to $700, depending on the vehicle and root cause.
Which vehicles are affected by C1102?
Au7o has documented C1102 across 1 vehicle models from 1 manufacturers: Nissan.
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.