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

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Vehicle Interior / Heating / Air Conditioning / Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT MG CLT RELAY (for 2GR-FKS)

*a

MG CLT Relay

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Battery voltage applied between terminal 1 and 2

Below 1 Ω

3 - 5

Battery voltage not applied between terminal 1 and 2

10 kΩ or higher

If the result is not as specified, replace the MG CLT relay.

2. INSPECT PTC HEATER RELAY (for A25A-FXS)

*a

PTC Heater Relay

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Auxiliary battery voltage applied between terminal 1 and 2

Below 1 Ω

3 - 5

Auxiliary battery voltage not applied between terminal 1 and 2

10 kΩ or higher
  • If the result is not as specified, replace the PTC heater relay.
    Replacement

    Room Temperature Sensor

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