Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001FP5F
Model Year Start: 2019 Model: RAV4 Prod Date Range: [11/2018 - 02/2019]
Title: METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: Hybrid System Indicator Malfunction; 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]

Hybrid System Indicator Malfunction

DESCRIPTION

A hybrid system indicator has been included on this vehicle. In this circuit, the combination meter assembly receives the hybrid system indicator signal from the hybrid vehicle control ECU via CAN communication. The combination meter assembly controls the operation of the hybrid system indicator according to the hybrid system indicator signal received from the hybrid vehicle control ECU via CAN communication.

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.

CHECK CAN COMMUNICATION SYSTEM

(a) Check if CAN communication DTCs are output.

Click here 2019 MY RAV4 HV [11/2018 - 02/2019]; NETWORKING: CAN COMMUNICATION SYSTEM (for HV Model): DIAGNOSIS SYSTEM

Result

Proceed to

CAN communication DTCs are not output.

A

CAN communication DTCs are output.

B
B

GO TO CAN COMMUNICATION SYSTEM

A

2.

CHECK FOR DTC (HYBRID CONTROL SYSTEM)

(a) Check if hybrid control system DTCs are output.

Click here 2019 - 2020 MY RAV4 HV [11/2018 - 08/2020]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for 2WD with NICKEL METAL HYDRIDE BATTERY): DTC CHECK / CLEAR

Powertrain > Hybrid Control > Trouble Codes

Result

Proceed to

Hybrid control system DTCs are not output.

A

Hybrid control system DTC is output.

B
B

GO TO HYBRID CONTROL SYSTEM

A

3.

READ VALUE USING TECHSTREAM (HV SYSTEM INDICATOR)

(a) Using the Techstream, perform the Active Test.

Click here 2019 - 2020 MY RAV4 RAV4 HV [11/2018 - 08/2020]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: DATA LIST / ACTIVE TEST

Body Electrical > Combination Meter > Data List

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

HV System Indicator

Hybrid system indicator value

Min.: -512%, Max.: 511%

-512 to 511%

-

Body Electrical > Combination Meter > Data List

Tester Display

HV System Indicator

OK:

Hybrid system indicator value displayed on the Techstream is almost the same as the hybrid system indicator indication.

OK

REPLACE HYBRID VEHICLE CONTROL ECU

NG

REPLACE COMBINATION METER ASSEMBLY