Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Terminals Of Ecu

K59-1 (IGB) - K59-4 (GND)

GR - W-B

IG power supply

Engine switch on (IG)

11 to 14 V

K59-4 (GND) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

K59-8 (CANH) - K59-7 (CANL)

B - W

CAN communication line

Engine switch off

54 to 69 Ω

K59-14 (SGB1) - K59-4 (GND)

R - W-B

Acceleration sensor RH power source

Engine switch on (IG)

4.75 to 5.25 V

K59-15 (SGB2) - K59-4 (GND)

SB - W-B

Acceleration sensor LH power source

Engine switch on (IG)

4.75 to 5.25 V

K59-22 (SGG1) - K59-4 (GND)

G - W-B

Acceleration sensor RH ground

Always

Below 1 Ω

K59-23 (SGS1) - K59-4 (GND)

L - W-B

Acceleration sensor RH signal input

Engine switch on (IG) with vehicle stationary

2.1 to 2.9 V

K59-24 (SGG2) - K59-4 (GND)

LG - W-B

Acceleration sensor LH ground

Always

Below 1 Ω

K59-25 (SGS2) - K59-4 (GND)

W - W-B

Acceleration sensor LH signal input

Engine switch on (IG) with vehicle stationary

2.1 to 2.9 V