Toyota Yaris: Front Seat Cushion Heater / Inspection

Toyota Yaris XP210 (2020-2025) 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 (2020-2025) Reapir and Service Manual: Installation

INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. INSTALL REAR AXLE HUB AND BEARING ASSEMBLY (a) Align the matchmarks on the rear drive shaft assembly and rear axle hub and bearing assembly...

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Tachometer Malfunction

DESCRIPTION In this circuit, the combination meter assembly receives engine speed signals from the ECM via CAN communication. The combination meter assembly displays the engine speed calculated based on the data received from the ECM. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the combination meter assembly, always replace it with a new one...