Toyota Avalon Service & Repair Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT SHIFT PADDLE SWITCH (TRANSMISSION SHIFT SWITCH ASSEMBLY)

(a) No. 1 transmission shift switch assembly:

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 (SDN) - 2 (ECC)	"-" (Down shift) shift paddle switch operated and held	Below 13 Ω
1 (SDN) - 2 (ECC)	"-" (Down shift) shift paddle switch not operated	10 kΩ or higher
1 (SDN) - 3 (ECC1)	"-" (Down shift) shift paddle switch operated and held	Below 13 Ω
1 (SDN) - 3 (ECC1)	"-" (Down shift) shift paddle switch not operated	10 kΩ or higher

If the result is not as specified, replace the No. 1 transmission shift switch assembly.

*a	Component without harness connected (No. 1 Transmission Shift Switch Assembly)

(b) No. 2 transmission shift switch assembly:

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 (SUP) - 2 (ECC)	"+" (Up shift) shift paddle switch operated and held	Below 13 Ω
1 (SUP) - 2 (ECC)	"+" (Up shift) shift paddle switch not operated	10 kΩ or higher

If the result is not as specified, replace the No. 2 transmission shift switch assembly.

*a	Component without harness connected (No. 2 Transmission Shift Switch Assembly)

Toyota Avalon Service & Repair Manual > Lighting System(for Hv Model With Cornering Light): Headlight LH Circuit (B2439,B243A)
DESCRIPTION The headlight ECU sub-assembly LH and headlight ECU sub-assembly RH internally boost the power supply voltage to ensure a constant supplied current for the low beam LED of their respective headlight. By monitoring the LED power supply voltage, abnormal current and malfunctions can be det ...

Toyota Avalon Owners Manual