P1198 DODGE – Radiator Temperature Sensor Input Too High

P1198 DODGE Possible Causes

  • Faulty intake temperature sensor
  • Intake temperature sensor harness is open or shorted
  • Poor electrical connection in intake temperature sensor circuit

How to Fix P1198 DODGE Code?

Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.

Possible Symptoms

  • Engine light on (or service engine soon warning light)

P1198 DODGE Meaning

Radiator temperature sensor input too high is the generic description for P1198 Dodge code, but the manufacturer may have a different description for your vehicle model and year. Currently, we don’t have more information about P1198 Dodge OBDII code.

P1198 VOLKSWAGEN – O2S Heater Circuit, Bank 1 Sensor 2 Electrical Malfunction

P1198 VOLKSWAGEN Possible Causes

  • Faulty O2 sensor
  • O2 sensor harness is open or shorted
  • Poor electrical connection in the O2 sensor circuit

How to Fix P1198 VOLKSWAGEN Code?

Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.

Possible Symptoms

  • Engine light on (or service engine soon warning light)

P1198 VOLKSWAGEN Meaning

Oxygen sensors (O2S) or heated oxygen sensors (HO2S) must reach a minimum operating temperature of 750 degrees F to produce an accurate voltage signal. The faster the heated oxygen sensor reaches this temperature, the sooner the sensor will start sending an accurate signal to the Engine Control Module (ECM).
To achieve the required temperature, a heating element is included inside the heated oxygen sensor. The ECM controls the heated oxygen sensor’s heating element based on signals from engine coolant temperature and engine load. The ECM controls the heater circuit by allowing current to flow to ground.
The ECM monitors the voltage signal received through the heater circuit and determines the circuit’s status by comparing the detected voltage to factory specifications.

P1199 – O2S Heater Circuit Sensor 2 Malfunction, Bank 2

P1199 Possible Causes

  • Faulty O2 sensor
  • O2 sensor harness is open or shorted
  • Poor electrical connection in the O2 sensor circuit

How to Fix Code P1199?

Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.

Possible Symptoms

  • Check Engine Light on (or Service Engine Soon warning light)

P1199 Meaning

Oxygen sensors (O2S) or heated oxygen sensors (HO2S) must reach a minimum operating temperature of 750 degrees F to produce an accurate voltage signal. The faster the heated oxygen sensor reaches this temperature, the sooner the sensor will start sending an accurate signal to the Engine Control Module (ECM).
To achieve the required temperature, a heating element is included inside the heated oxygen sensor. The ECM controls the heated oxygen sensor’s heating element based on signals from engine coolant temperature and engine load. The ECM controls the heater circuit by allowing current to flow to ground.
The ECM monitors the voltage signal received through the heater circuit and determines the circuit’s status by comparing the detected voltage to factory specifications.

P1199 CHRYSLER – Radiator Temperature Sensor Input Too Low

P1199 CHRYSLER Possible Causes

  • Faulty intake temperature sensor
  • Intake temperature sensor harness is open or shorted
  • Poor electrical connection in the intake temperature sensor circuit

How to Fix P1199 CHRYSLER Code?

Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.

Possible Symptoms

  • Engine light on (or service engine soon warning light)

P1199 CHRYSLER Meaning

Radiator temperature sensor input is too low is the generic description for Chrysler code P1199, but the manufacturer may have a different description for your vehicle model and year. Currently, we don’t have more information about the Chrysler P1199 OBDII code.

P1199 DODGE – Radiator Temperature Sensor Input Too Low

P1199 DODGE Possible Causes

  • Faulty intake temperature sensor
  • Intake temperature sensor harness is open or shorted
  • Poor electrical connection in the intake temperature sensor circuit

How to Fix P1199 DODGE Code?

Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.

Possible Symptoms

  • Engine light on (or service engine soon warning light)

P1199 DODGE Meaning

Radiator temperature sensor input is too low is the generic description for P1199 Dodge code, but the manufacturer may have a different description for your vehicle model and year. Currently, we don’t have more information about the P1199 Dodge OBDII code.

P1199 VOLKSWAGEN – O2S Heater Circuit, Bank 2, Sensor 2, Electrical Malfunction

P1199 VOLKSWAGEN Possible Causes

  • Faulty O2 sensor
  • O2 sensor wiring harness open or shorted
  • Poor electrical connection in O2 sensor circuit

How to Fix P1199 VOLKSWAGEN Code?

Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.

Possible Symptoms

  • Check Engine Light on (or Service Engine Soon warning light)

P1199 VOLKSWAGEN Meaning

Oxygen sensors (O2S) or heated oxygen sensors (HO2S) must reach a minimum operating temperature of 750 degrees F to produce an accurate voltage signal. The faster the heated oxygen sensor reaches this temperature, the sooner the sensor will begin sending an accurate signal to the Engine Control Module (ECM).
To achieve the required temperature, a heating element is included inside the heated oxygen sensor. The ECM controls the heated oxygen sensor heating element based on engine coolant temperature and engine load signals. The ECM controls the heater circuit by allowing current to flow to ground.
The ECM monitors the voltage signal received through the heater circuit and determines the circuit status by comparing the detected voltage to factory specifications.

P119A – Fuel Pressure Sensor Malfunction

The P119A code indicates an anomaly related to the fuel pressure sensor. This code is specific to certain manufacturers (sometimes considered “proprietary”), but its general interpretation remains related to an incorrect or inconsistent fuel pressure reading.

🔍 Meaning of Code P119A

The engine control module (ECM) monitors fuel pressure via a sensor. If the values measured by this sensor fall outside the expected ranges (too low, too high, or inconsistent), the P119A code is stored. This can lead to degraded engine performance.

⚠️ Possible Symptoms

  • Check Engine light illuminated,

  • Unstable idle or stalling,

  • Loss of power,

  • Starting difficulties,

  • Excessive fuel consumption or incorrect air/fuel mixture.

🔧 Possible Causes

  1. Faulty fuel pressure sensor (wear, stuck sensor, reading error),

  2. Damaged wiring harness (cut, short circuit, corroded wire),

  3. Loose or corroded connector (bent or oxidized pins),

  4. Fuel supply problem (failing pump or pressure regulator),

  5. ECM module fault, less common.

🛠️ Repair Steps

1. Visual Inspection

  • Check the fuel pressure sensor wires: any cut, burned, or corroded wires?

  • Check the connector: properly secured, no bent or oxidized pins?

2. Scan and Sensor Test

  • Connect an OBD-II tool with live data reading,

  • Check the reported fuel pressure (normally between ~40 to 70 psi depending on the vehicle),

  • If the pressure reading is absurd (0 or inconsistent) => the sensor may be faulty.

3. Test the Sensor

  • Use a multimeter (DVOM) to measure the voltage or resistance according to manufacturer specifications (available on AllData or technical manuals),

  • Replace the sensor if its values are out of specifications.

4. Clear the Code and Test

  • Once repaired, clear the code with the scanner,

  • Test the vehicle to see if the code returns. If yes, also check the actual fuel pressure with a pressure gauge.

✅ Conclusion

The P119A code relates to a problem with reading or transmitting fuel pressure. Most often, it is due to:

  • A faulty sensor,

  • A damaged wire or connector.

P119A AUDI – Fuel Pressure Sensor Malfunction

P119A AUDI Possible Causes

  • Faulty fuel pressure sensor
  • Fuel pressure sensor harness is open or shorted
  • Poor electrical connection in the fuel pressure sensor circuit
 

How to Fix P119A AUDI Code?

Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.

 
 

Possible Symptoms

  • Engine light on (or service engine soon warning light)
 

P119A AUDI Meaning

The Engine Control Module (ECM) monitors the fuel pressure sensor. The ECM sets the OBDII code when the fuel pressure sensor does not meet factory specifications.

P119A INFINITI – Fuel Rail Pressure Sensor Malfunction

P119A INFINITI Possible Causes

  • Faulty fuel rail pressure sensor
  • Fuel rail pressure sensor harness is open or shorted
  • Poor electrical connection in the fuel rail pressure sensor circuit

How to Fix P119A INFINITI Code?

Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.

Possible Symptoms

  • Engine light on (or engine service warning light soon)

P119A INFINITI Meaning

The fuel rail pressure (FRP) sensor is located on the fuel rail and measures the fuel pressure in the fuel rail. The sensor sends a voltage signal to the engine control module (ECM). When pressure increases, voltage increases. The ECM controls the fuel pressure in the fuel rail by operating the high-pressure fuel pump. The ECM uses the signal from the fuel rail pressure sensor as a feedback signal.
The engine control module (ECM) monitors the fuel rail pressure sensor. The ECM sets the OBDII code when the fuel rail pressure sensor does not meet factory specifications.

P119A NISSAN – Fuel Rail Pressure Sensor Malfunction

P119A NISSAN Possible Causes

  • Faulty fuel rail pressure sensor
  • Fuel rail pressure sensor harness is open or shorted
  • Poor electrical connection in the fuel rail pressure sensor circuit

How to Fix P119A NISSAN Code?

Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.

Possible Symptoms

  • Engine light on (or engine service warning light soon)

P119A NISSAN Meaning

The fuel rail pressure (FRP) sensor is located on the fuel rail and measures the fuel pressure in the fuel rail. The sensor sends a voltage signal to the engine control module (ECM). When pressure increases, voltage increases. The ECM controls the fuel pressure in the fuel rail by operating the high-pressure fuel pump. The ECM uses the signal from the fuel rail pressure sensor as a feedback signal.
The engine control module (ECM) monitors the fuel rail pressure sensor. The ECM sets the OBDII code when the fuel rail pressure sensor does not meet factory specifications.