# Service bulletin ZE3\_Toyota POL14

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10131676
- Published by NHTSA: 2018\-04\-02
- Manufacturer's number: ZE3\_Toyota POL14
- Manufacturer's date: 2018\-01\-10
- NHTSA component: HYBRID PROPULSION SYSTEM

## NHTSA's summary

Warranty Policy Bulletin: Toyota has received some reports indicating the Intelligent Power Module \(IPM\) located inside the inverter assembly of the hybrid system may fail. This condition is indicated by the hybrid system diagnostic trouble codes \(DTCs\): P0A94, P324E, P3004, and/or P0A1A. If one or more of these DTCs are detected, various warning lamps on the instrument panel will illuminate and the vehicle will enter fail safe mode.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10131676-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10131676-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Hybrid and electric drive

## Trouble codes named

P0A1A, P0A94, P3004, P324E

## Vehicles listed

- 2010 to 2014 TOYOTA PRIUS

## Recalls for the same vehicles and component

- [20V369000](/recalls/nhtsa/20V369000.md), 2020-06-24: HYBRID PROPULSION SYSTEM: INVERTER
- [18V684000](/recalls/nhtsa/18V684000.md), 2018-10-04: HYBRID PROPULSION SYSTEM
- [17V718000](/recalls/nhtsa/17V718000.md), 2017-11-15: HYBRID PROPULSION SYSTEM
- [14V053000](/recalls/nhtsa/14V053000.md), 2014-02-12: HYBRID PROPULSION SYSTEM: INVERTER; ELECTRICAL SYSTEM:SOFTWARE

## Other bulletins for the same vehicles and component

- [T\-SB\-0119\-15 Rev](/bulletins/10213902.md), 2022-06-13, Service bulletin: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY; EQUIPMENT. TSB: This bulletin includes basic procedures for performing a rescue charge on Ni\-MH high voltage \(HV\) batteries. This bulletin should be used in conjunction with the applicable model and model year Repair Manual while performing a rescue charge. The GRX\-5100 should be used wherever the Repair Manual references the Toyota Hybrid System \(THS\) charger
- [T\-SB\-0003\-21](/bulletins/10187254.md), 2021-02-16, Service bulletin: ELECTRICAL SYSTEM:PROPULSION SYSTEM:INVERTER. TSB: Some 2010 ? 2015 model year Prius and 2012 ? 2017 model year Prius V vehicles may exhibit a MIL ON condition with Diagnostic Trouble Codes \(DTCs\) P0A94, P324E, P0A1A, and/or P3004, indicating a malfunction has occurred in the inverter assembly with converter. Follow the Repair Procedure in this bulletin to identify the specific components within the inverter assembly with converter that need to be replaced and address this condition.
- [T\-SB\-0036\-16](/bulletins/10178786.md), 2020-08-24, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY; HYBRID PROPULSION SYSTEM: INVERTER; ENGINE. TSB: Some 2010 \- 2015 model year Prius and 2012 \- 2017 model year Prius V vehicles may exhibit a MIL ON condition with Diagnostic Trouble Codes \(DTCs\) P0A94, P324E, P0A1A, and/or P3004, indicating a malfunction has occurred in the inverter assembly with converter. Follow the Repair Procedure in this bulletin to identify the specific components within the inverter assembly with converter that need to be replaced and address this condition.
- [T\-SB\-0162\-13\_Rev](/bulletins/10129204.md), 2018-02-21, Service bulletin: HYBRID PROPULSION SYSTEM; ELECTRICAL SYSTEM. TSB: REVISION NOTICE January 05, 2018 Rev1: ? Applicability has been updated to include 2012 ? 2017 Camry HV and Prius C, 2015 ? 2017 Prius V, 2006 ? 2017 Highlander HV, 2010 ? 2016 Prius, and 2016 ? 2017 RAV4 HV model year vehicles. ? The Repair Procedure section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2006 ? 2017 Highlander HV, 2010 ? 2016 Prius, 2012 ? 2017 Camry HV, Prius C and Prius V, and 2016 ? 2017 RAV4 HV model year vehicles used under certain severe operating conditions may exhibit an excessive buildup of dust, lint, or other debris in the HV battery cooling fan, which can reduce the efficiency of the HV battery cooling system. Follow the Repair Procedure in this bulletin to address this condition.
- [T\-SB\-0013\-14 Rev](/bulletins/10111292.md), 2017-08-14, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM; HYBRID PROPULSION SYSTEM. TSB: Some 2013 \- 2015 model year Prius vehicles may exhibit a MIL "ON" condition with Diagnostic Trouble Code \(DTC\) P0A80 stored due to dust or debris buildup in the HV Battery Cooling Fan. Use the following Repair Procedure to address this condition.
- [T\-SB\-0092\-14](/bulletins/10111284.md), 2017-08-14, Service bulletin: HYBRID PROPULSION SYSTEM; HYBRID PROPULSION SYSTEM: INVERTER. TSB: The purpose of this general information Service Bulletin is to inform the market that sub\-component diagnosis and replacement is now available for the Hybrid Inverter with Converter assembly equipped on 2010 \- 2015 model year Prius and 2012 \- 2015 model year Prius V vehicles.
- [T\-SB\-0092\-14](/bulletins/10111134.md), 2017-08-14, Service bulletin: HYBRID PROPULSION SYSTEM: INVERTER; HYBRID PROPULSION SYSTEM. TSB: The purpose of this general information Service Bulletin is to inform the market that sub\-component diagnosis and replacement is now available for the Hybrid Inverter with Converter assembly equipped on 2010 \- 2015 model year Prius and 2012 \- 2015 model year Prius V vehicles.
- [T\-SB\-0205\-11\-OBS](/bulletins/10111120.md), 2017-08-14, Service bulletin: ENGINE; HYBRID PROPULSION SYSTEM. TSB: OBSOLETE NOTICE\-May 26, 2015: This bulletin is now obsolete. Please see T\-SB\-0041\-15.
- [ZE3\_WEP\_Dealer L](/bulletins/10109602.md), 2017-08-01, Service bulletin: ELECTRICAL SYSTEM; HYBRID PROPULSION SYSTEM: INVERTER. Dealer Letter: In our continuing efforts to ensure the best in customer satisfaction, Toyota is announcing a Warranty Enhancement Program to extend the warranty coverage for repairs related failure of the Intelligent Power Module \(IPM\). The vehicles covered under this Warranty Enhancement must first have Safety Recall E0E \(launched in mid\-February, 2014\) performed \(if applicable\). In these vehicles, Toyota has received some reports where the Intelligent Power Module \(IPM\) located inside the inverter assembly of the hybrid system may fail. This condition is indicated by hybrid system diagnostic trouble codes \(DTCs\): P0A94, P324E, P3004, and/or P0A1A. If one or more of these DTCs are detected, various warning lamps on the instrument panel will also illuminate and the vehicle will enter fail safe mode. Although the Hybrid Inverter assembly is covered by Toyota?s New Vehicle Limited Warranty for 8 years or 100,000 miles \(whichever occurs first\), we at Toyota care about the customers? ownership experience. Toyota is now extending the warranty coverage for repairs related to failure of the Intelligent Power Module \(IPM\).
- [ZE3\_WEP\_Publishe](/bulletins/10109596.md), 2017-08-01, Service bulletin: HYBRID PROPULSION SYSTEM: INVERTER; ELECTRICAL SYSTEM. Region Letter: In our continuing efforts to ensure the best in customer satisfaction, Toyota is announcing a Warranty Enhancement Program to extend the warranty coverage for repairs related to failure of the Intelligent Power Module \(IPM\). The vehicles covered under this Warranty Enhancement must first have Safety Recall E0E \(launched in mid\-February, 2014\) performed \(if applicable\). In these vehicles, Toyota has received some reports where the Intelligent Power Module \(IPM\) located inside the inverter assembly of the hybrid system may fail. This condition is indicated by hybrid system diagnostic trouble codes \(DTCs\): P0A94, P324E, P3004, and/or P0A1A. If one or more of these DTCs are detected, various warning lamps on the instrument panel will also illuminate and the vehicle will enter fail safe mode. Although the Hybrid Inverter assembly is covered by Toyota's New Vehicle Limited Warranty for 8 years or 100,000 miles \(whichever occurs first\), we at Toyota care about the customers' ownership experience. Toyota is now extending the warranty coverage for repairs related to failure of the Intelligent Power Module \(IPM\). Please see the Warranty Enhancement Program Details for additional information.

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