Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM100000001H6QF
Model Year Start: 2020 Model: GR Corolla Prod Date Range: [01/2019 - 09/2022]
Title: NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): DIAGNOSTIC TROUBLE CODE CHART; 2020 - 2022 MY Corolla Corolla Hatchback GR Corolla [01/2019 - 09/2022]

DIAGNOSTIC TROUBLE CODE CHART

LIN Communication System

DTC No.

Detection Item

Link

B1206

P/W Master Switch Communication Stop

2020 - 2022 MY Corolla Corolla Hatchback GR Corolla [01/2019 - 09/2022]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): B1206,B1273,B2321-B2324; P/W Master Switch Communication Stop

B1273

Sliding Roof ECU Communication Stop

2020 - 2022 MY Corolla Corolla Hatchback GR Corolla [01/2019 - 09/2022]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): B1206,B1273,B2321-B2324; P/W Master Switch Communication Stop

B2321

D-Door Motor ECU Communication Stop

2020 - 2022 MY Corolla Corolla Hatchback GR Corolla [01/2019 - 09/2022]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): B1206,B1273,B2321-B2324; P/W Master Switch Communication Stop

B2322

P-Door Motor ECU Communication Stop

2020 - 2022 MY Corolla Corolla Hatchback GR Corolla [01/2019 - 09/2022]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): B1206,B1273,B2321-B2324; P/W Master Switch Communication Stop

B2323

RR-Door Motor ECU Communication Stop

2020 - 2022 MY Corolla Corolla Hatchback GR Corolla [01/2019 - 09/2022]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): B1206,B1273,B2321-B2324; P/W Master Switch Communication Stop

B2324

RL-Door Motor ECU Communication Stop

2020 - 2022 MY Corolla Corolla Hatchback GR Corolla [01/2019 - 09/2022]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): B1206,B1273,B2321-B2324; P/W Master Switch Communication Stop

B2325

LIN Communication Bus Malfunction

2020 - 2022 MY Corolla Corolla Hatchback GR Corolla [01/2019 - 09/2022]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): B2325; LIN Communication Bus Malfunction

B2785

Communication Malfunction between ECUs Connected by LIN

2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): B2785; Communication Malfunction between ECUs Connected by LIN

B2786

No Response from Steering Lock ECU

2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): B2786; No Response from Steering Lock ECU

B2789

No Response from ID BOX

2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): B2789; No Response from ID BOX

B278C

Lost Communication with Power Source Control

2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; NETWORKING: LIN COMMUNICATION SYSTEM (for Gasoline Model): B278C; Lost Communication with Power Source Control