TSB: TOYOTA HIGHLANDER, PRIUS (2004–2009)

Bulletin T-SB-0032-16 — April 13, 2016

Bulletin Details

Bulletin IDT-SB-0032-16
ManufacturerTOYOTA
ModelsHIGHLANDER, PRIUS
Model Years2004–2009
Date IssuedApril 13, 2016
Date Added to NHTSAJuly 2, 2018
ComponentBRAKES (PWS)
Vehicles Affected32 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

TSB: Some 2004 ? 2009 model year Prius and 2006 ? 2007 Highlander HV vehicles may exhibit a condition where the brake, ABS, and/or TRAC warning light(s) are ON and/or a Check VSC message is displayed. Diagnostic Trouble Code (DTC) C1391, C

Affected Vehicles

MakeModelYearComponent
TOYOTA PRIUS 2009 030000 BRAKES (PWS)
TOYOTA PRIUS 2009 052310 PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR
TOYOTA PRIUS 2009 046000 SERVICE BRAKES, AIR:ANTILOCK
TOYOTA PRIUS 2009 035000 SERVICE BRAKES, HYDRAULIC:FLUID
TOYOTA PRIUS 2008 035000 SERVICE BRAKES, HYDRAULIC:FLUID
TOYOTA PRIUS 2008 052310 PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR
TOYOTA PRIUS 2008 030000 BRAKES (PWS)
TOYOTA PRIUS 2008 046000 SERVICE BRAKES, AIR:ANTILOCK
TOYOTA HIGHLANDER 2007 035000 SERVICE BRAKES, HYDRAULIC:FLUID
TOYOTA HIGHLANDER 2007 030000 BRAKES (PWS)
TOYOTA HIGHLANDER 2007 052310 PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR
TOYOTA HIGHLANDER 2007 046000 SERVICE BRAKES, AIR:ANTILOCK
TOYOTA PRIUS 2007 035000 SERVICE BRAKES, HYDRAULIC:FLUID
TOYOTA PRIUS 2007 046000 SERVICE BRAKES, AIR:ANTILOCK
TOYOTA PRIUS 2007 030000 BRAKES (PWS)
TOYOTA PRIUS 2007 052310 PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR
TOYOTA HIGHLANDER 2006 030000 BRAKES (PWS)
TOYOTA HIGHLANDER 2006 052310 PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR
TOYOTA HIGHLANDER 2006 035000 SERVICE BRAKES, HYDRAULIC:FLUID
TOYOTA HIGHLANDER 2006 046000 SERVICE BRAKES, AIR:ANTILOCK
TOYOTA PRIUS 2006 046000 SERVICE BRAKES, AIR:ANTILOCK
TOYOTA PRIUS 2006 030000 BRAKES (PWS)
TOYOTA PRIUS 2006 052310 PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR
TOYOTA PRIUS 2006 035000 SERVICE BRAKES, HYDRAULIC:FLUID
TOYOTA PRIUS 2005 030000 BRAKES (PWS)
TOYOTA PRIUS 2005 052310 PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR
TOYOTA PRIUS 2005 035000 SERVICE BRAKES, HYDRAULIC:FLUID
TOYOTA PRIUS 2005 046000 SERVICE BRAKES, AIR:ANTILOCK
TOYOTA PRIUS 2004 030000 BRAKES (PWS)
TOYOTA PRIUS 2004 052310 PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR
TOYOTA PRIUS 2004 035000 SERVICE BRAKES, HYDRAULIC:FLUID
TOYOTA PRIUS 2004 046000 SERVICE BRAKES, AIR:ANTILOCK

Related TOYOTA Recalls

CampaignModelYearComponentSummary
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COROLLA CROSS HYBRID 2025 BACK OVER PREVENTION:WARNINGS:EXTERNA... Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2023-2...

What Should You Do?

If your vehicle is affected by this TSB, contact your authorized TOYOTA dealer. Bring this bulletin ID (T-SB-0032-16) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.