P112B – Engine Coolant Temperature Too Low

P112B Possible Causes

  • Low engine coolant level
  • Faulty thermostat
  • Faulty engine coolant temperature sensor
  • Engine coolant temperature sensor harness is open or shorted
  • Poor electrical connection in the engine coolant temperature sensor circuit

How to Fix Code P112B?

Start by checking the “possible causes” listed above. Visually inspect the related 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)

P112B Meaning

The engine control module (ECM) monitors the signal from the engine coolant temperature sensor. The ECM sets the OBDII code when the engine coolant temperature sensor is outside factory specifications.

P112B BMW – Engine Coolant Temperature Too Low

P112B BMW Possible Causes

  • Low engine coolant level
  • Faulty thermostat
  • Faulty engine coolant temperature sensor
  • Engine coolant temperature sensor harness is open or shorted
  • Poor electrical connection in engine coolant temperature sensor circuit

How to Fix BMW P112B Code?

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

Possible Symptoms

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

P112B BMW Meaning

The Engine Control Module (ECM) monitors the signal from the engine coolant temperature sensor. The ECM sets the OBDII code when the engine coolant temperature sensor is outside factory specifications.

P112B BUICK – Intake Air Temperature Sensor 3 Performance

P112B BUICK Possible Causes

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

How to Fix P112B BUICK Code?

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

Possible Symptoms

  • Check Engine Light on (or Service Engine Soon Warning Light)

P112B BUICK Meaning

The Intake Air Temperature (IAT) sensor contains a semiconductor device that changes resistance based on temperature (a thermistor). The IAT sensor is located in the air intake passage of the engine’s air intake system. The IAT sensor has a signal circuit and a ground circuit. The Powertrain Control Module (PCM) monitors the Intake Air Temperature sensor signal. The PCM sets the OBDII code when the Intake Air Temperature sensor signal is outside factory specifications.

P112B CADILLAC – Intake Air Temperature Sensor 3 Performance

P112B CADILLAC Possible Causes

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

How to Fix P112B CADILLAC Code?

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

Possible Symptoms

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

P112B CADILLAC Meaning

The Intake Air Temperature (IAT) sensor contains a semiconductor device that changes resistance based on temperature (a thermistor). The IAT sensor is located in the air intake passage of the engine’s air intake system. The IAT sensor has a signal circuit and a ground circuit. The Powertrain Control Module (PCM) monitors the Intake Air Temperature sensor signal. The PCM sets the OBDII code when the Intake Air Temperature sensor signal is outside factory specifications.

P112B CHEVROLET – Intake Air Temperature Sensor 3 Performance

P112B CHEVROLET Possible Causes

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

How to Fix P112B CHEVROLET 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)

P112B CHEVROLET Meaning

The intake air temperature (IAT) sensor contains a semiconductor device that changes resistance based on temperature (a thermistor). The IAT sensor is located in the air intake passage of the engine’s air intake system. The IAT sensor has a signal circuit and a ground circuit. The Powertrain Control Module (PCM) monitors the intake air temperature sensor signal. The PCM sets the OBDII code when the intake air temperature sensor signal is outside factory specifications.

P112B GMC – Intake Air Temperature Sensor 3 Performance

P112B GMC Possible Causes

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

How is P112B GMC Code Repaired?

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 soon-to-be-service engine warning light)

P112B GMC Meaning

The Intake Air Temperature (IAT) sensor contains a semiconductor device that changes resistance based on temperature (a thermistor). The IAT sensor is located in the air intake passage of the engine’s air intake system. The IAT sensor has a signal circuit and a ground circuit. The Powertrain Control Module (PCM) monitors the Intake Air Temperature sensor signal. The PCM sets the OBDII code when the Intake Air Temperature sensor signal is outside factory specifications.

P112B MINI – Engine Coolant Temperature Too Low

P112B MINI Possible Causes

  • Low engine coolant level
  • Faulty thermostat
  • Faulty engine coolant temperature sensor
  • Engine coolant temperature sensor harness is open or shorted
  • Poor electrical connection in the engine coolant temperature sensor circuit

How to Fix P112B MINI Code?

Start by checking the “possible causes” listed above. Visually inspect the related 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)

P112B MINI Meaning

The engine control module (ECM) monitors the signal from the engine coolant temperature sensor. The ECM sets the OBDII code when the engine coolant temperature sensor is outside factory specifications.

P112C – Negative Current Control Circuit or Positive Current Control Circuit of Oxygen Sensor / Open Circuit of Row 1 Sensor 1

P112C Possible Causes

  • Faulty oxygen (O2) sensor, bank 1 sensor 1
  • O2 sensor, bank 1 Sensor 1 harness is open or shorted
  • Poor electrical connection in bank 1 sensor 1 O2 sensor circuit

How is code P112C repaired?

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)

P112C Meaning

The engine control module (ECM) monitors the oxygen (O2) sensor, bank 1, sensor 1. The ECM sets the OBDII code when the oxygen (O2) sensor, bank 1, sensor 1 does not meet factory specifications.

P112C BMW – Oxygen Sensor Positive or Negative Current Control Circuit / Sensor 1 Bank 1 Open Circuit

P112C BMW Possible Causes

  • Faulty oxygen (O2) sensor, bank 1 sensor 1
  • O2 sensor, bank 1 Sensor 1 harness is open or shorted
  • Poor electrical connection in the bank 1 sensor 1 O2 sensor circuit

How to Fix BMW P112C 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)

P112C BMW Meaning

The Engine Control Module (ECM) monitors the oxygen (O2) sensor, bank 1, sensor 1. The ECM sets the OBDII code when the oxygen (O2) sensor, bank 1, sensor 1 does not meet factory specifications.

P112C BUICK – Low voltage in intake air temperature sensor circuit 3

P112C BUICK Possible Causes

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

How to Fix P112C BUICK Code?

Start by checking the “possible causes” listed above. Visually inspect the corresponding cable 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)

P112C BUICK Meaning

The intake air temperature (IAT) sensor contains a semiconductor device that changes resistance based on temperature (a thermistor). The IAT sensor is located in the air intake passage of the engine’s air intake system. The IAT sensor has a signal circuit and a ground circuit. The Powertrain Control Module (PCM) monitors the intake air temperature sensor signal. The PCM sets the OBDII code when the intake air temperature sensor signal is outside factory specifications.