Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000Z9KK
Model Year Start: 2017 Model: Sienna Prod Date Range: [08/2016 -           ]
Title: 2GR-FKS (ENGINE CONTROL): RELAY: ON-VEHICLE INSPECTION; 2017 - 2020 MY Sienna [08/2016 -        ]

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT EFI MAIN 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 not applied

10 kΩ or higher

3 - 5

Battery voltage applied to terminals 1 and 2

Below 1 Ω

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

2. INSPECT NO. 2 EFI MAIN 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 not applied

10 kΩ or higher

3 - 5

Battery voltage applied to terminals 1 and 2

Below 1 Ω

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

3. INSPECT C/OPN 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 not applied

10 kΩ or higher

3 - 5

Battery voltage applied to terminals 1 and 2

Below 1 Ω

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

4. INSPECT IG2 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 not applied

10 kΩ or higher

3 - 5

Battery voltage applied to terminals 1 and 2

Below 1 Ω

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

5. INSPECT AIR FUEL RATIO SENSOR HEATER 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 not applied

10 kΩ or higher

3 - 5

Battery voltage applied to terminals 1 and 2

Below 1 Ω

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

6. INSPECT DIRECT INJECTOR RELAY (D INJ)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Battery voltagenot applied between terminals 1 and 2

10 kΩ or higher

3 - 5

Battery voltage applied between terminals 1 and 2

Below 1 Ω

If the result is not as specified, replace the injector relay (D INJ).