1ar-fe Cooling

Relay

~2min read
On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE

1. FAN NO. 1 RELAY

(a) Remove the relay from the engine room relay block.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Battery voltage is not applied between terminals 1 and 2

10 kΩ or higher

3 - 5

Battery voltage is applied between terminals 1 and 2

Below 1 Ω

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

(c) Install the relay to the engine room relay block.

2. FAN NO. 2 RELAY

(a) Remove the relay from the engine room relay block.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 4

Battery voltage is not applied between terminals 1 and 2

Below 1 Ω

3 - 5

Battery voltage is not applied between terminals 1 and 2

10 kΩ or higher

3 - 4

Battery voltage is applied between terminals 1 and 2

10 kΩ or higher

3 - 5

Battery voltage is applied between terminals 1 and 2

Below 1 Ω

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

(c) Install the relay.

3. FAN NO. 3 RELAY

(a) Remove the relay from the engine room relay block.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Battery voltage is not applied between terminals 1 and 2

10 kΩ or higher

3 - 5

Battery voltage is applied between terminals 1 and 2

Below 1 Ω

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

(c) Install the relay.

Test yourself

A quick Toyota Venza quiz: every answer comes with an explanation and a link to the manual page.