Toyota Yaris: Meter / Gauge System / Steering Pad Switch Circuit

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Vehicle Interior / Meter / Gauge / Display / Meter / Gauge System / Steering Pad Switch Circuit

DESCRIPTION

The combination meter assembly and steering pad switch assembly are connected via direct line. The multi-information display in the combination meter assembly are operated using the switches of the steering pad switch assembly.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.

PROCEDURE

1.	INSPECT STEERING PAD SWITCH ASSEMBLY

Click here

REPLACE STEERING PAD SWITCH ASSEMBLY

2.	INSPECT SPIRAL CABLE SUB-ASSEMBLY

Click here

REPLACE SPIRAL CABLE SUB-ASSEMBLY

3.	CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - COMBINATION METER ASSEMBLY)

(a) Disconnect the H60 spiral cable sub-assembly connector.

(b) Disconnect the H6 combination meter assembly connector.

Standard Resistance:

Tester Connection	Condition	Specified Condition
H60-10 (+DP2) - H6-15 (MSTI)	Always	Below 1 Ω
H60-11 (+DP) -H6-32 (MSM+)	Always	Below 1 Ω
H60-4(EAU) - Body ground	Always	Below 1 Ω
H60-10 (+DP2) or H6-15 (MSTI) - Body ground	Always	10 kΩ or higher
H60-11 (+DP) or H6-32 (MSM+) - Body ground	Always	10 kΩ or higher

REPLACE COMBINATION METER ASSEMBLY

REPAIR OR REPLACE HARNESS OR CONNECTOR

Meter Illumination does not Dim at Night

DESCRIPTION In this circuit, the combination meter assembly receives auto dimmer signals from the main body ECU (multiplex network body ECU) via CAN communication...

Speed Signal Circuit

DESCRIPTION HINT: This circuit is used for the systems connected to terminal +S. This signal is not used for combination meter assembly operation. Combination meter assembly components such as the speedometer operate using data received via CAN communication...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Millimeter Wave Radar Sensor Communication Stop Mode

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Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Power Steering System DTC No. Detection Item DTC Detection Condition Warning Indicate Return-to-normal Condition Note Link C05D604 Power Steering Control Module Processor System Internal Failure ECU internal malfunction (CPU malfunction) EPS warning light: Comes on Ignition switch ON again - C05D646 Power Steering Control Module Processor Calibration / Parameter Memory Failure ECU internal malfunction (EEPROM error) EPS warning light: Comes on Ignition switch ON again - C05D649 Power Steering Control Module Processor Internal Electronic Failure ECU internal malfunction (Peripheral circuit malfunction) EPS warning light: Comes on Ignition switch ON again - C10001C Control Module Internal Temperature Sensor "A" Circuit Voltage Out of Range ECU temperature sensor "A" range malfunction EPS warning light: Comes on The ECU judges the system has returned to normal - C123A17 Supply Voltage Circuit Circuit Voltage Above Threshold IG voltage is 18...