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

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Engine / Hybrid / Battery Control / Hv Relay Assembly / Inspection

INSPECTION

PROCEDURE

1. INSPECT HV BATTERY JUNCTION BLOCK ASSEMBLY

(a) Inspect SMRB:

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

*a

Component without harness connected

(HV Battery Junction Block Assembly)

-

-

Standard Resistance:

Tester Connection

Condition

Specified Condition

y5-1 (+) - S2-1 (CBI)

Auxiliary battery voltage not applied between terminals K18-1 (SMRB) and K18-3 (GND)

10 kΩ or higher

Auxiliary battery voltage applied between terminals K18-1 (SMRB) and K18-3 (GND)

Below 1 Ω

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

K18-1 (SMRB) - K18-3 (GND)

-40 to 80°C (-40 to 176°F)

25.0 to 59.0 Ω

If the result is not as specified, replace the HV battery junction block assembly.

(b) Inspect SMRG:

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

*a

Component without harness connected

(HV Battery Junction Block Assembly)

-

-

Standard Resistance:

Tester Connection

Condition

Specified Condition

y3-1 (-) - S3-1 (CEI)

Auxiliary battery voltage not applied between terminals K18-4 (SMRG) and K18-3 (GND)

10 kΩ or higher

Auxiliary battery voltage applied between terminals K18-4 (SMRG) and K18-3 (GND)

Below 1 Ω

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

K18-4 (SMRG) - K18-3 (GND)

-40 to 80°C (-40 to 176°F)

25.0 to 59.0 Ω

If the result is not as specified, replace the HV battery junction block assembly.

(c) Inspect SMRP:

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

*a

Component without harness connected

(HV Battery Junction Block Assembly)

-

-

Standard Resistance:

Tester Connection

Condition

Specified Condition

y3-1 (-) - S3-1 (CEI)

Auxiliary battery voltage not applied between terminals K18-2 (SMRP) and K18-3 (GND)

10 kΩ or higher

Auxiliary battery voltage applied between terminals K18-2 (SMRP) and K18-3 (GND)

24.3 to 29.7 Ω

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

K18-2 (SMRP) - K18-3 (GND)

-40 to 80°C (-40 to 176°F)

140 to 290 Ω

If the result is not as specified, replace the HV battery junction block assembly.

    Components

    Installation

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Front Camera System(for Hv Model): Utility
    UTILITY NOTICE: If the forward recognition camera has been replaced with a new one or the windshield glass has been removed and installed, it is necessary to perform forward recognition camera adjustment. If the system is turned on without performing forward recognition camera adjustment, DTC C1AA9 ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

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

    © 2024 Copyright www.tavalon.net
    0.0245