Toyota Yaris: Front Seat Cushion Heater / Inspection

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Vehicle Interior / Seat / Front Seat Cushion Heater / Inspection

INSPECTION

PROCEDURE

1. INSPECT FRONT SEAT CUSHION HEATER ASSEMBLY LH

(a) Check the resistance.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
If the result is not as specified, replace the front seat cushion heater assembly LH.
O58-6 - A-1	Seat heater temperature 20°C (68°F)	Below 1 Ω
O58-7 - A-2	Seat heater temperature 20°C (68°F)	1.57 to 1.93 Ω
O58-5 - A-3	Seat heater temperature 20°C (68°F)	2.84 to 3.48 Ω

*a	Component without harness connected (Front Seat Cushion Heater Assembly LH)

2. INSPECT FRONT SEAT CUSHION HEATER ASSEMBLY RH

(a) Check the resistance.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
If the result is not as specified, replace the front seat cushion heater assembly RH.
O57-6 - A-1	Seat heater temperature 20°C (68°F)	Below 1 Ω
O57-7 - A-2	Seat heater temperature 20°C (68°F)	1.57 to 1.93 Ω
O57-5 - A-3	Seat heater temperature 20°C (68°F)	2.84 to 3.48 Ω

*a	Component without harness connected (Front Seat Cushion Heater Assembly RH)

Removal

REMOVAL CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. HINT: When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating...

Installation

INSTALLATION CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. HINT: Use the same procedure for the driver side and front passenger side...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Operation Check

OPERATION CHECK STOP AND START SYSTEM OPERATION CHECK HINT: If the cable is disconnected from the battery terminal, stop and start control is prohibited until refresh charge is completed. In this case, let the vehicle idle to complete the refresh charge...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Removal

REMOVAL CAUTION / NOTICE / HINT HINT: When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used. Learning completes when vehicle is driven Effect/Inoperative Function When Necessary Procedures are not Performed Necessary Procedures Link Lane tracing assist system Drive the vehicle straight ahead at 35 km/h (22 mph) or more for 5 second or more...