Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT H-LP LH RELAY

*a

Component without harness connected

(H-LP LH Relay)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Voltage not applied between terminals 1 and 2

10 kΩ or higher

3 - 5

Voltage applied between terminals 1 and 2

Below 1 Ω

If the result is not as specified, replace the H-LP LH relay.

2. INSPECT H-LP RH RELAY

*a

Component without harness connected

(H-LP RH Relay)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Voltage not applied between terminals 1 and 2

10 kΩ or higher

3 - 5

Voltage applied between terminals 1 and 2

Below 1 Ω

If the result is not as specified, replace the H-LP RH relay.

3. INSPECT DIM RELAY (w/o Cornering Light)

*a

Component without harness connected

(DIM Relay)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Voltage not applied between terminals 1 and 2

10 kΩ or higher

3 - 5

Voltage applied between terminals 1 and 2

Below 1 Ω

If the result is not as specified, replace the DIM relay.

4. INSPECT DRL RELAY (w/o Cornering Light)

*a

Component without harness connected

(DRL Relay)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Voltage not applied between terminals 1 and 2

10 kΩ or higher

3 - 5

Voltage applied between terminals 1 and 2

Below 1 Ω

If the result is not as specified, replace the DRL relay.

    Removal

    Side Turn Signal Light Assembly

    See More:

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    TERMINALS OF ECU CHECK OUTER MIRROR CONTROL ECU ASSEMBLY LH (a) Disconnect the I21 outer mirror control ECU assembly LH connector. (b) Measure the voltage and resistance according to the value(s) in the table below. HINT: Measure the values on the wire harness side with the connector disconnected. T ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

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