P0AE8 – Hybrid Battery Temperature Sensor D Circuit

P0AE8 Possible Causes

  • Faulty inverter with converter assembly
  • Inverter with converter assembly harness open or shorted
  • Inverter with converter assembly circuit poor electrical connection
  • Faulty HV control ECU

What Does It Mean?

How to Fix Code P0AE8

Check 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.

P0AE8 Possible Symptoms

Illuminated engine light (or service engine soon warning light)

P0AE8 Meaning

The HV control ECU uses a temperature sensor integrated into the inverter to detect the motor inverter temperature. The same cooling system routed to MG1 and MG2 cools the inverter. This cooling system is independent of the engine cooling system.

The motor inverter temperature sensor characteristic is the same as the boost converter temperature sensor.
The HV control ECU limits the load based on signals from the motor inverter temperature sensor to verify the inverter cooling system’s effectiveness and prevent the inverter from overheating. Additionally, the HV control ECU detects malfunctions in the motor drive temperature sensor wiring and in the sensor itself.

P0AE9 – D-Range/Performance Hybrid Battery Temperature Sensor

P0AE9 Possible Causes

  • Faulty inverter with converter assembly
  • Inverter with converter assembly harness open or shorted
  • Inverter with converter assembly circuit poor electrical connection
  • Faulty HV control ECU

What Does It Mean?

How to Fix Code P0AE9

Check 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.

P0AE9 Possible Symptoms

Illuminated MIL (or Service Engine Soon warning light)

P0AE9 Meaning

The HV control ECU uses a temperature sensor built into the inverter to detect the motor inverter temperature. The same cooling system routed to MG1 and MG2 cools the inverter. This cooling system is independent of the engine cooling system.

The motor inverter temperature sensor characteristic is the same as the boost converter temperature sensor.
The HV control ECU limits the load based on signals from the motor inverter temperature sensor, to verify the inverter cooling system effectiveness and prevent the inverter from overheating. Additionally, the HV control ECU detects a malfunction in the motor drive temperature sensor wiring, as well as in the sensor itself.

P0AEA – Hybrid Battery Temperature Sensor D Circuit Low

P0AEA Possible Causes

  • Faulty inverter with converter assembly
  • Inverter with converter assembly harness open or shorted
  • Inverter with converter assembly circuit poor electrical connection
  • Faulty HV control ECU

What Does It Mean?

How to Fix Code P0AEA

Check 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.

P0AEA Possible Symptoms

Illuminated engine light (or service engine soon warning light)

P0AEA Meaning

The HV control ECU uses a temperature sensor integrated into the inverter to detect the motor inverter temperature. The same cooling system routed to MG1 and MG2 cools the inverter. This cooling system is independent of the engine cooling system.

The motor inverter temperature sensor characteristic is the same as the boost converter temperature sensor.
The HV control ECU limits the load based on signals from the motor inverter temperature sensor to verify the inverter cooling system efficiency and prevent the inverter from overheating. Additionally, the HV control ECU detects malfunctions in the motor drive temperature sensor wiring and in the sensor itself.

P0AEB – High Hybrid Battery Temperature Sensor D Circuit

P0AEB Possible Causes

  • Faulty inverter with converter assembly
  • Inverter with converter assembly harness open or short-circuited
  • Inverter with converter assembly circuit poor electrical connection
  • Faulty HV control ECU

What Does It Mean?

How to Fix P0AEB Code

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

P0AEB Possible Symptoms

Check engine light illuminated (or service engine soon warning light)

P0AEB Meaning

The HV control ECU uses a temperature sensor integrated into the inverter to detect the motor inverter temperature. The same cooling system routed to MG1 and MG2 cools the inverter. This cooling system is independent of the engine cooling system.

The motor inverter temperature sensor characteristic is the same as the boost converter temperature sensor.
The HV control ECU limits the load based on signals from the motor inverter temperature sensor, to verify the effectiveness of the inverter cooling system and prevent the inverter from overheating. Additionally, the HV control ECU detects malfunctions in the motor drive temperature sensor wiring, as well as in the sensor itself.

P0AEC – Intermittent/Erratic Hybrid Battery Temperature Sensor D Circuit

P0AEC Possible Causes

  • Faulty inverter with converter assembly
  • Inverter with converter assembly harness open or short-circuited
  • Inverter with converter assembly circuit poor electrical connection
  • Faulty HV control ECU

What Does It Mean?

How to Fix P0AEC Code

Check the “Possible Causes” listed above. Visually inspect the cable harness and related connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

P0AEC Possible Symptoms

Check engine light illuminated (or service engine soon warning light)

P0AEC Meaning

The HV control ECU uses a temperature sensor integrated into the inverter to detect the motor inverter temperature. The same cooling system routed to MG1 and MG2 cools the inverter. This cooling system is independent of the engine cooling system.

The motor inverter temperature sensor characteristic is the same as the boost converter temperature sensor.
The HV control ECU limits the load based on signals from the motor inverter temperature sensor, to verify the effectiveness of the inverter cooling system and prevent the inverter from overheating. Additionally, the HV control ECU detects malfunctions in the motor drive temperature sensor wiring, as well as in the sensor itself.

P0AED – Drive Motor ‘A’ Inverter Temperature Sensor Circuit

P0AED Possible Causes

  • Faulty inverter with converter assembly
  • Inverter with converter assembly harness open or short-circuited
  • Inverter with converter assembly circuit poor electrical connection
  • Faulty HV control ECU

What Does It Mean?

How to Fix P0AED Code

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

P0AED Possible Symptoms

Check engine light illuminated (or service engine soon warning light)

P0AED Meaning

The HV control ECU uses a temperature sensor integrated into the inverter to detect the motor inverter temperature. The same cooling system routed to MG1 and MG2 cools the inverter. This cooling system is independent of the engine cooling system.

The motor inverter temperature sensor characteristic is the same as the boost converter temperature sensor.
The HV control ECU limits the load based on signals from the motor inverter temperature sensor, to verify the inverter cooling system efficiency and prevent the inverter from overheating. Additionally, the HV control ECU detects malfunctions in the motor drive temperature sensor wiring, as well as in the sensor itself.

P0AEE – Drive Motor Inverter Temperature Sensor Circuit Range/Performance

P0AEE Possible Causes

  • Faulty inverter with converter assembly
  • Inverter with converter assembly harness open or short-circuited
  • Inverter with converter assembly circuit poor electrical connection
  • Faulty HV control ECU

What Does It Mean?

How to Fix P0AEE Code

Check the “Possible Causes” listed above. Visually inspect the cable harness and related connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

P0AEE Possible Symptoms

Check engine light illuminated (or service engine soon warning light)

P0AEE Meaning

The HV control ECU uses a temperature sensor integrated into the inverter to detect the motor inverter temperature. The same cooling system routed to MG1 and MG2 cools the inverter. This cooling system is independent of the engine cooling system.

The motor inverter temperature sensor characteristic is the same as the boost converter temperature sensor.
The HV control ECU limits the load based on signals from the motor inverter temperature sensor, to verify the effectiveness of the inverter cooling system and prevent the inverter from overheating. Additionally, the HV control ECU detects malfunctions in the motor drive temperature sensor wiring, as well as in the sensor itself.

P0AEF – Low Value of the Drive Motor Inverter Temperature Sensor Circuit

P0AEF Possible Causes

  • Faulty inverter with converter assembly
  • Inverter with converter assembly harness open or short-circuited
  • Inverter with converter assembly circuit poor electrical connection
  • Faulty HV control ECU

What Does It Mean?

How to Fix Code P0AEF

Check 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.

P0AEF Possible Symptoms

Check engine light illuminated (or service engine soon warning light)

P0AEF Meaning

The HV control ECU uses a temperature sensor integrated into the inverter to detect the motor inverter temperature. The same cooling system routed to MG1 and MG2 cools the inverter. This cooling system is independent of the engine cooling system.

The motor inverter temperature sensor characteristic is the same as the boost converter temperature sensor.
The HV control ECU limits the load based on signals from the motor inverter temperature sensor, to verify the effectiveness of the inverter cooling system and prevent the inverter from overheating. Additionally, the HV control ECU detects malfunctions in the motor drive temperature sensor wiring, as well as in the sensor itself.

P0AF0 – Drive Motor A Inverter Temperature Sensor Circuit

P0AF0 Possible Causes

  • Faulty inverter with converter assembly
  • Inverter with open or shorted converter assembly harness
  • Inverter with poor electrical connection in converter assembly circuit
  • Faulty HV control ECU

What Does It Mean?

How to Fix Code P0AF0

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

P0AF0 Possible Symptoms

Check engine light illuminated (or service engine soon warning light)

P0AF0 Meaning

The HV control ECU uses a temperature sensor integrated into the inverter to detect the motor inverter temperature. The same cooling system routed to MG1 and MG2 cools the inverter. This cooling system is independent of the engine cooling system.

The motor inverter temperature sensor has the same characteristics as the boost converter temperature sensor.
The HV control ECU limits the load based on signals from the motor inverter temperature sensor to verify the effectiveness of the inverter cooling system and prevent the inverter from overheating. Additionally, the HV control ECU detects malfunctions in the motor drive temperature sensor wiring as well as in the sensor itself.

P0AF1 – Intermittent/Erratic Circuit of the Drive Motor Inverter Temperature Sensor

P0AF1 Possible Causes

  • Faulty inverter with converter assembly
  • Inverter with converter assembly harness open or short-circuited
  • Inverter with converter assembly circuit poor electrical connection
  • Faulty HV control ECU

What Does It Mean?

How to Fix Code P0AF1

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

P0AF1 Possible Symptoms

Check engine light illuminated (or service engine soon warning light)

P0AF1 Meaning

The HV control ECU uses a temperature sensor integrated into the inverter to detect the motor inverter temperature. The same cooling system routed to MG1 and MG2 cools the inverter. This cooling system is independent of the engine cooling system.

The motor inverter temperature sensor characteristic is the same as the boost converter temperature sensor.
The HV control ECU limits the load based on signals from the motor inverter temperature sensor to verify the inverter cooling system efficiency and prevent the inverter from overheating. Additionally, the HV control ECU detects malfunctions in the motor drive temperature sensor wiring as well as in the sensor itself.