RM35X0E _58 Vehicle Interior _078337 METER / GAUGE / DISPLAY _0379907 METER / GAUGE SYSTEM J

METER / GAUGE / DISPLAY  METER / GAUGE SYSTEM  Steering Pad Switch Circuit  


DESCRIPTION

The combination meter assembly and steering pad switch assembly are connected via direct line. The main display and multi-information display in the combination meter assembly are operated using the switches of the steering pad switch assembly.

WIRING DIAGRAM

w/o Radio Receiver Assembly:
E409488
0.958,4.167 2.948,4.406 1.99,0.24 10 false Steering Pad Switch Assembly 3.323,4.177 5.146,4.438 1.823,0.26 10 false Spiral Cable Sub-assembly 5.76,2.542 6.979,2.99 1.219,0.448 10 false N22 5.771,2.688 6.958,3.094 1.188,0.406 10 false Combination Meter Assembly 5.479,1.844 6.031,2.094 0.552,0.25 10 false 32 5.76,1.865 6.313,2.115 0.552,0.25 10 false MSM+ 5.781,0.875 6.333,1.125 0.552,0.25 10 false MSTI 5.49,0.875 6.042,1.125 0.552,0.25 10 false 15 6.729,0.76 7.094,1.021 0.365,0.26 10 false 5 V 6.729,1.76 7.094,2.021 0.365,0.26 10 false 5 V 4.427,3.49 4.792,3.75 0.365,0.26 10 false N58 3.469,0.969 3.833,1.229 0.365,0.26 10 false z1 3.458,1.979 3.823,2.24 0.365,0.26 10 false z1 3.469,3.479 3.833,3.74 0.365,0.26 10 false z1 3.448,3.281 3.813,3.542 0.365,0.26 10 false 10 3.5,1.771 3.865,2.031 0.365,0.26 10 false 4 3.51,0.781 3.875,1.042 0.365,0.26 10 false 5 4.458,0.792 4.823,1.052 0.365,0.26 10 false 10 4.458,1.771 4.823,2.031 0.365,0.26 10 false 11 4.49,3.271 4.854,3.531 0.365,0.26 10 false 4 2.875,0.844 3.302,1.104 0.427,0.26 10 false +DP2 2.969,1.823 3.396,2.083 0.427,0.26 10 false +DP 3.021,3.365 3.448,3.625 0.427,0.26 10 false EAU 2.396,3.146 2.823,3.406 0.427,0.26 10 false Back 2.396,2.656 2.823,2.917 0.427,0.26 10 false Enter 0.917,1.646 1.344,1.906 0.427,0.26 10 false Left 0.885,3.167 1.313,3.427 0.427,0.26 10 false Right 0.875,2.625 1.302,2.885 0.427,0.26 10 false Down 0.948,2.167 1.375,2.427 0.427,0.26 10 false Up 4.021,1.875 4.448,2.135 0.427,0.26 10 false +DP 3.917,0.865 4.344,1.125 0.427,0.26 10 false +DP2 3.969,3.396 4.396,3.656 0.427,0.26 10 false EAU 4.427,1.979 4.792,2.24 0.365,0.26 10 false N58 4.438,0.99 4.802,1.25 0.365,0.26 10 false N58

for Radio Receiver Type:
C409368
0.958,4.167 2.948,4.406 1.99,0.24 10 false Steering Pad Switch Assembly 3.323,4.177 5.146,4.438 1.823,0.26 10 false Spiral Cable Sub-assembly 5.271,2.469 6.49,2.917 1.219,0.448 10 false N22 5.26,2.615 7.156,3.073 1.896,0.458 10 false Combination Meter Assembly 5.479,1.844 6.031,2.094 0.552,0.25 10 false 32 5.76,1.865 6.313,2.115 0.552,0.25 10 false MSM+ 5.771,0.885 6.323,1.135 0.552,0.25 10 false MSTI 5.49,0.875 6.042,1.125 0.552,0.25 10 false 15 6.729,0.76 7.094,1.021 0.365,0.26 10 false 5 V 6.729,1.76 7.094,2.021 0.365,0.26 10 false 5 V 4.427,3.49 4.792,3.75 0.365,0.26 10 false N58 3.469,0.969 3.833,1.229 0.365,0.26 10 false z1 3.458,1.979 3.823,2.24 0.365,0.26 10 false z1 3.469,3.479 3.833,3.74 0.365,0.26 10 false z1 3.448,3.281 3.813,3.542 0.365,0.26 10 false 10 3.5,1.771 3.865,2.031 0.365,0.26 10 false 4 3.51,0.781 3.875,1.042 0.365,0.26 10 false 5 4.458,0.792 4.823,1.052 0.365,0.26 10 false 10 4.458,1.771 4.823,2.031 0.365,0.26 10 false 11 4.49,3.271 4.854,3.531 0.365,0.26 10 false 4 2.875,0.844 3.302,1.104 0.427,0.26 10 false +DP2 2.969,1.823 3.396,2.083 0.427,0.26 10 false +DP 3.021,3.365 3.448,3.625 0.427,0.26 10 false EAU 2.396,3.146 2.823,3.406 0.427,0.26 10 false Back 2.396,2.656 2.823,2.917 0.427,0.26 10 false Enter 0.917,1.646 1.344,1.906 0.427,0.26 10 false Left 0.885,3.167 1.313,3.427 0.427,0.26 10 false Right 0.875,2.625 1.302,2.885 0.427,0.26 10 false Down 0.948,2.167 1.375,2.427 0.427,0.26 10 false Up 4.021,1.875 4.448,2.135 0.427,0.26 10 false +DP 3.917,0.865 4.344,1.125 0.427,0.26 10 false +DP2 3.969,3.396 4.396,3.656 0.427,0.26 10 false EAU 4.427,1.979 4.792,2.24 0.365,0.26 10 false N58 4.438,0.99 4.802,1.25 0.365,0.26 10 false N58 5.365,4.406 6.979,4.729 1.615,0.323 10 false Radio Receiver Assembly 5.698,3.354 6.917,3.802 1.219,0.448 10 false SWG 5.417,3.375 6.635,3.823 1.219,0.448 10 false 23 5.344,4.25 6.563,4.698 1.219,0.448 10 false O12

for Radio and Display Type:
B539737
0.958,4.167 2.948,4.406 1.99,0.24 10 false Steering Pad Switch Assembly 3.292,4.177 5.115,4.438 1.823,0.26 10 false Spiral Cable Sub-assembly 5.271,2.469 6.49,2.917 1.219,0.448 10 false N22 5.26,2.615 7.156,3.073 1.896,0.458 10 false Combination Meter Assembly 5.479,1.844 6.031,2.094 0.552,0.25 10 false 32 5.76,1.865 6.313,2.115 0.552,0.25 10 false MSM+ 5.771,0.885 6.323,1.135 0.552,0.25 10 false MSTI 5.49,0.875 6.042,1.125 0.552,0.25 10 false 15 6.729,0.76 7.094,1.021 0.365,0.26 10 false 5 V 6.729,1.76 7.094,2.021 0.365,0.26 10 false 5 V 4.427,3.49 4.792,3.75 0.365,0.26 10 false N58 3.469,0.969 3.833,1.229 0.365,0.26 10 false z1 3.458,1.979 3.823,2.24 0.365,0.26 10 false z1 3.469,3.479 3.833,3.74 0.365,0.26 10 false z1 3.448,3.281 3.813,3.542 0.365,0.26 10 false 10 3.5,1.771 3.865,2.031 0.365,0.26 10 false 4 3.51,0.781 3.875,1.042 0.365,0.26 10 false 5 4.458,0.792 4.823,1.052 0.365,0.26 10 false 10 4.458,1.771 4.823,2.031 0.365,0.26 10 false 11 4.49,3.271 4.854,3.531 0.365,0.26 10 false 4 2.875,0.844 3.302,1.104 0.427,0.26 10 false +DP2 2.969,1.823 3.396,2.083 0.427,0.26 10 false +DP 3.021,3.365 3.448,3.625 0.427,0.26 10 false EAU 2.396,3.146 2.823,3.406 0.427,0.26 10 false Back 2.396,2.656 2.823,2.917 0.427,0.26 10 false Enter 0.917,1.646 1.344,1.906 0.427,0.26 10 false Left 0.885,3.167 1.313,3.427 0.427,0.26 10 false Right 0.875,2.625 1.302,2.885 0.427,0.26 10 false Down 0.948,2.167 1.375,2.427 0.427,0.26 10 false Up 4.021,1.875 4.448,2.135 0.427,0.26 10 false +DP 3.917,0.865 4.344,1.125 0.427,0.26 10 false +DP2 3.969,3.396 4.396,3.656 0.427,0.26 10 false EAU 4.427,1.979 4.792,2.24 0.365,0.26 10 false N58 4.438,0.99 4.802,1.25 0.365,0.26 10 false N58 5.188,4.229 7.073,4.583 1.885,0.354 10 false Radio and Display Receiver Assembly 5.75,3.354 6.969,3.802 1.219,0.448 10 false SWG 5.49,3.375 6.708,3.823 1.219,0.448 10 false 24 5.198,4.083 6.417,4.531 1.219,0.448 10 false O5

CAUTION / NOTICE / HINT

NOTICE:
·

When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.

·

The vehicle is equipped with a Supplemental Restraint System (SRS) which includes components such as airbags. Before servicing (including removal or installation of parts), be sure to read the precaution for Supplemental Restraint System.

for Type A:

Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>AIRBAG SYSTEM (for Type A)>PRECAUTION

for Type B:

Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>AIRBAG SYSTEM (for Type B)>PRECAUTION

for Type C:

Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>AIRBAG SYSTEM (for Type C)>PRECAUTION

·

When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occur:*

-

A communication malfunction DTC may be stored.

-

The radio and display receiver assembly may not operate normally.

*: for Radio and Display Type




PROCEDURE

1.READ VALUE USING GTS
a.

Using the GTS, read the Data List.

Click hereVehicle Interior>METER / GAUGE / DISPLAY>METER / GAUGE SYSTEM>DATA LIST / ACTIVE TEST

Body Electrical > Combination Meter > Data List
Tester Display Measurement Item Range Normal Condition Diagnostic Note
Multi Switch (Up) Steering pad switch assembly (up switch) signal OFF or ON OFF: Steering pad switch assembly (up switch) released
ON: Steering pad switch assembly (up switch) pushed 		-
Multi Switch (Down) Steering pad switch assembly (down switch) signal OFF or ON OFF: Steering pad switch assembly (down switch) released
ON: Steering pad switch assembly (down switch) pushed 		-
Multi Switch (Left) Steering pad switch assembly (left switch) signal OFF or ON OFF: Steering pad switch assembly (left switch) released
ON: Steering pad switch assembly (left switch) pushed 		-
Multi Switch (Right) Steering pad switch assembly (right switch) signal OFF or ON OFF: Steering pad switch assembly (right switch) released
ON: Steering pad switch assembly (right switch) pushed 		-
Multi Switch (Enter) Steering pad switch assembly (enter switch) signal OFF or ON OFF: Steering pad switch assembly (enter switch) released
ON: Steering pad switch assembly (enter switch) pushed 		-
Multi Switch (Back) Steering pad switch assembly (back switch) signal OFF or ON OFF: Steering pad switch assembly (back switch) released
ON: Steering pad switch assembly (back switch) pushed 		-
Body Electrical > Combination Meter > Data List
Tester Display
Multi Switch (Up)
Multi Switch (Down)
Multi Switch (Left)
Multi Switch (Right)
Multi Switch (Enter)
Multi Switch (Back)
50003 409 12,13,14,15,16,17
OK:

Steering pad switch assembly condition displayed on the GTS changes with the actual switch operation.



Result:
Proceed to
OK
NG



OK

REPLACE COMBINATION METER ASSEMBLY

Click hereVehicle Interior>METER / GAUGE / DISPLAY>COMBINATION METER>REMOVAL


NG

2.INSPECT STEERING PAD SWITCH ASSEMBLY
2.INSPECT STEERING PAD SWITCH ASSEMBLY
a.

Remove the steering pad switch assembly.

Click hereSteering>STEERING COLUMN>STEERING PAD SWITCH>REMOVAL


b.

Inspect the steering pad switch assembly.

Click hereSteering>STEERING COLUMN>STEERING PAD SWITCH>INSPECTION


Result:
Proceed to
OK
NG



OK

3.INSPECT SPIRAL CABLE SUB-ASSEMBLY

NG

REPLACE STEERING PAD SWITCH ASSEMBLY

Click hereSteering>STEERING COLUMN>STEERING PAD SWITCH>REMOVAL


3.INSPECT SPIRAL CABLE SUB-ASSEMBLY
a.

Remove the spiral cable sub-assembly.

Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>SPIRAL CABLE>REMOVAL


b.

Inspect the spiral cable sub-assembly.

Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>SPIRAL CABLE>INSPECTION


Result:
Proceed to
OK (w/o Radio Receiver Assembly)
OK (for Radio Receiver Type)
OK (for Radio and Display Type)
NG



OK (w/o Radio Receiver Assembly)

4.CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - COMBINATION METER ASSEMBLY AND BODY GROUND)

OK (for Radio Receiver Type)

5.CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - COMBINATION METER ASSEMBLY)

OK (for Radio and Display Type)

8.CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - COMBINATION METER ASSEMBLY)

NG

REPLACE SPIRAL CABLE SUB-ASSEMBLY

Click hereVehicle Interior>SUPPLEMENTAL RESTRAINT SYSTEMS>SPIRAL CABLE>REMOVAL


4.CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - COMBINATION METER ASSEMBLY AND BODY GROUND)
a.

Disconnect the N58 spiral cable sub-assembly connector.


b.

Disconnect the N22 combination meter assembly connector.


c.

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

Standard Resistance:
Tester Connection Condition Specified Condition
N58-10 (+DP2) - N22-15 (MSTI) Always Below 1 Ω
N58-11 (+DP) - N22-32 (MSM+) Always Below 1 Ω
N58-4 (EAU) - Body ground Always Below 1 Ω
N58-10 (+DP2) or N22-15 (MSTI) - Body ground Always 10 kΩ or higher
N58-11 (+DP) or N22-32 (MSM+) - Body ground Always 10 kΩ or higher



Result:
Proceed to
OK
NG



OK

REPLACE COMBINATION METER ASSEMBLY

Click hereVehicle Interior>METER / GAUGE / DISPLAY>COMBINATION METER>REMOVAL


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

5.CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - COMBINATION METER ASSEMBLY)
a.

Disconnect the N58 spiral cable sub-assembly connector.


b.

Disconnect the N22 combination meter assembly connector.


c.

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

Standard Resistance:
Tester Connection Condition Specified Condition
N58-10 (+DP2) - N22-15 (MSTI) Always Below 1 Ω
N58-11 (+DP) - N22-32 (MSM+) Always Below 1 Ω
N58-10 (+DP2) or N22-15 (MSTI) - Body ground Always 10 kΩ or higher
N58-11 (+DP) or N22-32 (MSM+) - Body ground Always 10 kΩ or higher



Result:
Proceed to
OK
NG



OK

6.CHECK RADIO RECEIVER ASSEMBLY

NG

REPLACE COMBINATION METER ASSEMBLY

Click hereVehicle Interior>METER / GAUGE / DISPLAY>COMBINATION METER>REMOVAL


6.CHECK RADIO RECEIVER ASSEMBLY
a.

Disconnect the spiral cable sub-assembly connector.


b.
E401071C03
1.51,0.146 1.896,0.396 0.385,0.25 1.104,1.833 1.25,1.833 1.25,1.833 1.719,1.188 true 1.573,0.177 2.031,0.375 0.458,0.198 10 false N58 0.719,1.76 1.333,1.958 0.615,0.198 10 false EAU 0.104,0.063 0.563,0.26 0.458,0.198 10 false *a
*a Front view of wire harness connector
(to Spiral Cable Sub-assembly)


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

Standard Resistance:
Tester Connection Condition Specified Condition
N58-4 (EAU) - Body ground Always Below 1 Ω



Result:
Proceed to
OK
NG



OK

REPLACE COMBINATION METER ASSEMBLY

Click hereVehicle Interior>METER / GAUGE / DISPLAY>COMBINATION METER>REMOVAL


NG

7.CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - RADIO RECEIVER ASSEMBLY)
7.CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - RADIO RECEIVER ASSEMBLY)
a.

Disconnect the N58 spiral cable sub-assembly connector.


b.

Disconnect the O12 radio receiver assembly connector.


c.

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

Standard Resistance:
Tester Connection Condition Specified Condition
N58-4 (EAU) - O12-23 (SWG) Always Below 1 Ω



Result:
Proceed to
OK
NG



OK

REPLACE RADIO RECEIVER ASSEMBLY

Click hereAudio / Visual / Telematics>AUDIO / VIDEO>RADIO RECEIVER>REMOVAL


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

8.CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - COMBINATION METER ASSEMBLY)
a.

Disconnect the N58 spiral cable sub-assembly connector.


b.

Disconnect the N22 combination meter assembly connector.


c.

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

Standard Resistance:
Tester Connection Condition Specified Condition
N58-10 (+DP2) - N22-15 (MSTI) Always Below 1 Ω
N58-11 (+DP) - N22-32 (MSM+) Always Below 1 Ω
N58-10 (+DP2) or N22-15 (MSTI) - Body ground Always 10 kΩ or higher
N58-11 (+DP) or N22-32 (MSM+) - Body ground Always 10 kΩ or higher



Result:
Proceed to
OK
NG



OK

9.CHECK RADIO AND DISPLAY RECEIVER ASSEMBLY

NG

REPLACE COMBINATION METER ASSEMBLY

Click hereVehicle Interior>METER / GAUGE / DISPLAY>COMBINATION METER>REMOVAL


9.CHECK RADIO AND DISPLAY RECEIVER ASSEMBLY
a.

Disconnect the spiral cable sub-assembly connector.


b.
E401071C03
1.51,0.146 1.896,0.396 0.385,0.25 1.104,1.833 1.25,1.833 1.25,1.833 1.719,1.188 true 1.573,0.177 2.031,0.375 0.458,0.198 10 false N58 0.719,1.76 1.333,1.958 0.615,0.198 10 false EAU 0.104,0.063 0.563,0.26 0.458,0.198 10 false *a
*a Front view of wire harness connector
(to Spiral Cable Sub-assembly)


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

Standard Resistance:
Tester Connection Condition Specified Condition
N58-4 (EAU) - Body ground Always Below 1 Ω



Result:
Proceed to
OK
NG



OK

REPLACE COMBINATION METER ASSEMBLY

Click hereVehicle Interior>METER / GAUGE / DISPLAY>COMBINATION METER>REMOVAL


NG

10.CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - RADIO AND DISPLAY RECEIVER ASSEMBLY)
10.CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - RADIO AND DISPLAY RECEIVER ASSEMBLY)
a.

Disconnect the N58 spiral cable sub-assembly connector.


b.

Disconnect the O5 radio and display receiver assembly connector.


c.

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

Standard Resistance:
Tester Connection Condition Specified Condition
N58-4 (EAU) - O5-24 (SWG) Always Below 1 Ω



Result:
Proceed to
OK
NG



OK

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

Click hereAudio / Visual / Telematics>AUDIO / VIDEO>RADIO RECEIVER>REMOVAL


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR