Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Eco Switch

Components

COMPONENTS

ILLUSTRATION

ECO SWITCH ASSEMBLY (ELECTRIC PARKING BRAKE SWITCH ASSEMBLY)

Inspection

INSPECTION

PROCEDURE

1. INSPECT ECO SWITCH ASSEMBLY (ELECTRIC PARKING BRAKE SWITCH ASSEMBLY)

*a	Component without harness connected (ECO Switch Assembly (Electric Parking Brake Switch Assembly))

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Switch Condition	Specified Condition
G24-11 (ECU) - G24-16 (GND1)	ECO switch assembly (electric parking brake switch assembly) off (switch not pressed)	100 kΩ or higher
G24-11 (ECU) - G24-16 (GND1)	ECO switch assembly (electric parking brake switch assembly) on (switch pressed)	Below 10 Ω

(b) Check that the switch illuminates.

(1) Battery voltage to the ECO switch assembly (electric parking brake switch assembly) and check that the switch illuminates.

OK:

Tester Connection

Specified Condition

Battery positive (+) → 3 (ILL+)

Battery negative (-) → 7 (ILL-)

Illuminates

Installation

INSTALLATION

PROCEDURE

1. INSTALL ECO SWITCH ASSEMBLY (ELECTRIC PARKING BRAKE SWITCH ASSEMBLY)

Click here

Removal

REMOVAL

PROCEDURE

1. REMOVE ECO SWITCH ASSEMBLY (ELECTRIC PARKING BRAKE SWITCH ASSEMBLY)

Click here

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Smart Key System(for Start Function, Hv Model): Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS NOTICE: Operation history is stored in the RAM or EEPROM of the certification ECU (smart key ECU assembly). As the cause of a malfunction stored in the RAM will be cleared when the cable is disconnected from the negative (-) auxiliary battery terminal, do not disconne ...

Toyota Avalon (XX50) 2019-2022 Owners Manual