Operating Light Control Rheostat Does Not Change Light Brightness

METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: Operating Light Control Rheostat does not Change Light Brightness; 2013 MY FR-S [03/2012 -]
- Operating Light Control Rheostat does not Change Light Brightness

DESCRIPTION

The brightness of the combination meter assembly is controlled by rotating the light control rheostat knob in upward and downward.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. READ VALUE USING TECHSTREAM (RHEOSTAT SWITCH)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Combination Meter / Data List.

(e) According to the display on the tester, read the Data List.

Combination Meter





OK:

The value displayed on the Techstream changes in accordance with the actual rheostat switch operation.

NG -- INSPECT LIGHT CONTROL RHEOSTAT

OK -- REPLACE COMBINATION METER ASSEMBLY Removal

2. INSPECT LIGHT CONTROL RHEOSTAT

(a) Remove the light control rheostat Removal.









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

Standard Resistance:





NG -- REPLACE LIGHT CONTROL RHEOSTAT Removal
OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - LIGHT CONTROL RHEOSTAT)

(a) Disconnect the D7 combination meter assembly connector.

(b) Disconnect the D2 light control rheostat connector.

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

Standard Resistance (Check for Open):





Standard Resistance (Check for Short):





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE COMBINATION METER ASSEMBLY Removal