Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000YFTC
Model Year Start: 2017 Model: Sienna Prod Date Range: [08/2016 -           ]
Title: 2GR-FKS BATTERY / CHARGING: CHARGING SYSTEM: PROBLEM SYMPTOMS TABLE; 2017 - 2020 MY Sienna [08/2016 -        ]

PROBLEM SYMPTOMS TABLE

HINT:

  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Charging System (for Multi-information Display Color Type)

Symptom

Suspected Area

Link

Battery symbol is displayed on multi-information display

Battery

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS BATTERY / CHARGING: CHARGING SYSTEM: ON-VEHICLE INSPECTION

Generator with regulator assembly

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS BATTERY / CHARGING: GENERATOR: INSPECTION

Charging system

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS BATTERY / CHARGING: CHARGING SYSTEM: ON-VEHICLE INSPECTION

Charging Failure

Generator pulley with clutch

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS BATTERY / CHARGING: CHARGING SYSTEM: Charging Failure

Generator with regulator assembly

Noise Occurs from Fan and generator V belt or Generator with regulator assembly

Fan and generator V belt

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS BATTERY / CHARGING: CHARGING SYSTEM: Noise Occurs from V-ribbed Belt or Generator Assembly

Generator pulley with clutch

Generator with regulator assembly

Charging System (for Multi-information Display Monochrome Type)

Symptom

Suspected Area

Link

Charge warning light comes on

Battery

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS BATTERY / CHARGING: CHARGING SYSTEM: ON-VEHICLE INSPECTION

Generator with regulator assembly

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS BATTERY / CHARGING: GENERATOR: INSPECTION

Charging system

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS BATTERY / CHARGING: CHARGING SYSTEM: ON-VEHICLE INSPECTION

Charging Failure

Generator pulley with clutch

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS BATTERY / CHARGING: CHARGING SYSTEM: Charging Failure

Generator with regulator assembly

Noise Occurs from Fan and generator V belt or Generator with regulator assembly

Fan and generator V belt

2017 - 2020 MY Sienna [08/2016 -        ]; 2GR-FKS BATTERY / CHARGING: CHARGING SYSTEM: Noise Occurs from V-ribbed Belt or Generator Assembly

Generator pulley with clutch

Generator with regulator assembly