OBD-II code · manufacturer-specific
P1188
Engine Oil Temperature Circuit Malfunction
- System
- P1 — Powertrain (manufacturer-specific)
- Severity
- Moderate (3/5)
- Can I keep driving?
- Drive with caution
What does P1188 mean?
P1188 is defined as “Engine Oil Temperature Circuit Malfunction”.
Drive gently and only as far as you need to; have it checked as soon as possible.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Ford, Lincoln, Mercury: Calibration Memory Fault
- Buick, Cadillac, Chevrolet, Chrysler, GM, GMC, Oldsmobile, Saturn: EOT Sensor Circuit High Voltage
- BMW: Fuel Control Bank 1 Sensor 1
- Kia: Fuel Pressure Monitoring - Leakage
- Volkswagen: Linear Oxygen Sensor Compensation Resistor Short To Ground
- Jaguar: O2 Sensor Heater Circuit Resistance
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This page is general information; an exact diagnosis needs measurements and a technician’s check.