garajizOBD-II code · manufacturer-specific
P1170
Lack Of HO2S22 Switch - Sensor Indicates Rich
- System
- P1 — Powertrain (manufacturer-specific)
- Severity
- Minor (2/5)
- Can I keep driving?
- Usually safe to drive
What does P1170 mean?
P1170 is defined as “Lack Of HO2S22 Switch - Sensor Indicates Rich”.
You can usually keep driving, but have it checked soon so a small fault doesn’t become a bigger one.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Buick, Cadillac, Chevrolet, Chrysler, GM, GMC, Oldsmobile, Saturn: Bank To Bank Fuel Trim Offset
- Citroen, Diğer, Peugeot: ESO - Engine Shut Off Solenoid Fault
- Ford, Lincoln, Mercury: ESO Engine Shut Off Solenoid Fault
- Kia: Front Heated Oxygen Sensor Stuck
- Mazda: HO2S Bank 1 Sensor 1 Circuit Fixed Bank 1 Sensor 1
- Kia: HO2S11 Circuit Voltage Stuck At Mid-Range
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This page is general information; an exact diagnosis needs measurements and a technician’s check.