Toyota Tundra (2015 year). Manual — part 2219

OK

(a) Remove the windshield deicer relay assembly (DEICER) from

the engine room relay block, junction block.

(b) Disconnect the J19 air conditioning amplifier connector.

(c) Measure the voltage according to the value(s) in the table

below.

Standard voltage:

TESTER CONNECTION

CONDITION

SPECIFIED

CONDITION

Windshield deicer relay assembly

(DEICER) terminal 1 - Body ground

Ignition switch

ON

11 to 14 V

Ignition switch

OFF

Below 1 V

Windshield deicer relay assembly

(DEICER) terminal 3 - Body ground

Always

11 to 14 V

(d) Measure the resistance according to the value(s) in the table

below.

Standard resistance:

TESTER CONNECTION

CONDITION

SPECIFIED

CONDITION

Windshield deicer relay assembly

(DEICER) terminal 2 - J19-40 (D)

Always

Below 1 Ω

Windshield deicer relay assembly

(DEICER) terminal 2 or J19-40 (D) -

Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

6.

CHECK HARNESS AND CONNECTOR (DEICER RELAY - WINDSHIELD DEICER WIRE)

WINDSHIELD / WINDOWGLASS: WINDSHIELD DEICER SYSTE...

OK

(a) Remove the windshield deicer relay assembly (DEICER) from

the engine room relay block, junction block.

(b) Disconnect the A23 windshield glass (windshield deicer wire)

connector.

(c) Measure the resistance according to the value(s) in the table

below.

Standard resistance:

TESTER CONNECTION

CONDITION

SPECIFIED

CONDITION

Windshield deicer relay assembly

(DEICER) terminal 5 - A23-1 (B)

Always

Below 1 Ω

Windshield deicer relay assembly

(DEICER) terminal 5 or A23-1 (B) -

Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

7.

CHECK HARNESS AND CONNECTOR (WINDSHIELD DEICER WIRE - BODY GROUND)

(a) Disconnect the A23 windshield glass (windshield deicer wire)

connector.

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

below.

Standard resistance:

TESTER CONNECTION

CONDITION

SPECIFIED CONDITION

A23-2 (E) - Body ground

Always

Below 1 Ω

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

WINDSHIELD / WINDOWGLASS: WINDSHIELD DEICER SYSTE...

OK

8.

CHECK HARNESS AND CONNECTOR (WINDSHIELD DEICER POWER SOURCE)

(a) Disconnect the A23 windshield glass (windshield deicer wire)

connector.

(b) Measure the voltage according to the value(s) in the table

below.

Standard voltage:

TESTER

CONNECTION

CONDITION

SPECIFIED

CONDITION

A23-1 (B) -

A23-2 (E)

Ignition switch ON, windshield

deicer switch on

11 to 14 V

Ignition switch ON, windshield

deicer switch off

Below 1 V

NG

REPLACE AIR CONDITIONING AMPLIFIER

OK

REPLACE WINDSHIELD GLASS

WINDSHIELD / WINDOWGLASS: WINDSHIELD DEICER SYSTE...

Last Modified: 9-16-2014

6.6 K

Doc ID: RM000002W6E00BX

Model Year: 2015

Model: Tundra

Prod Date Range: [08/2014 - ]

Title: WINDSHIELD / WINDOWGLASS: WINDSHIELD GLASS: COMPONENTS; 2015 MY Tundra [08/2014 - ]

COMPONENTS

ILLUSTRATION

WINDSHIELD / WINDOWGLASS: WINDSHIELD GLASS: COMP...