P0182
PowertrainTemperature Sensormoderate severityFuel Temperature Sensor A Circuit Low
What P0182 Means
The PCM detects a low voltage signal from fuel temperature sensor A. This sensor is used to adjust fueling based on fuel temperature.
Symptoms
- Check engine light on
- Hard starting
- Poor drivability
Common Causes
- Faulty fuel temperature sensor
- Short to ground in wiring
- Corroded connector
- Faulty PCM
Diagnostic Steps
- Scan for stored codes and freeze frame
- Check fuel temp sensor signal voltage
- Inspect wiring for shorts to ground
- Replace fuel temperature sensor if faulty
🔌 Don't have a code reader?
Any of these will read and clear this code — pick by how deep you want to go.
Budget handheld~$40
ANCEL AD410 →
No-phone-needed handheld — reads, clears, live data, freeze frame.
✓ ANCEL official store
Serious DIY~$100
BlueDriver Pro →
Enhanced codes (ABS, airbag, TPMS) plus repair reports.
SHOP FAVORITEShop-grade tablet~$300
Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
✓ Autel official store
Pro diagnostics$1,500+
Autel MaxiSys MS906 Pro →
Full-system pro platform — topology mapping, ECU coding, the works.
✓ Autel official store
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