REAR VIEW MONITOR SYSTEM (for Inner Rear View Mirror Type) Reverse Signal Circuit

DESCRIPTION

The inner rear view mirror assembly receives a reverse signal from the park/neutral position switch assembly*1 or back-up light switch assembly*2.

• *1: except Manual Transaxle

• *2: for Manual Transaxle

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. CHECK INNER REAR VIEW MIRROR ASSEMBLY

   

   Text in Illustration

   *a	Front view of wire harness connector (to Inner Rear View Mirror Assembly)

   
   

   1. Disconnect the K12 inner rear view mirror assembly connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition K12-3 (REV) - Body ground Ignition switch ON, shift lever in R 11 to 14 V K12-3 (REV) - Body ground Ignition switch ON, shift lever not in R Below 1 V

   
   

   NG

   CHECK VEHICLE TYPE Click here

   OK

   PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

2. CHECK VEHICLE TYPE

   
   

   1. Check the vehicle type.

      Result

      Result	Proceed to
      except Manual Transaxle	A
      for Manual Transaxle	B

   
   

   B

   CHECK HARNESS AND CONNECTOR (INNER REAR VIEW MIRROR ASSEMBLY - BACK-UP LIGHT SWITCH ASSEMBLY) Click here

   A

3. CHECK HARNESS AND CONNECTOR (INNER REAR VIEW MIRROR ASSEMBLY - PARK/NEUTRAL POSITION SWITCH ASSEMBLY)

   
   

   1. Disconnect the K12 inner rear view mirror assembly connector.

   2. Disconnect the B14 park/neutral position switch assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition K12-3 (REV) - B14-2 (RL) Always Below 1 Ω K12-3 (REV) - Body ground Always 10 kΩ or higher

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

4. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY

   
   

   1. 

      Remove the park/neutral position switch assembly Click here.

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

      Standard Resistance
      Tester Connection Condition Specified Condition 2 (RL) - 1 (RB) Shift lever in R Below 1 Ω Shift lever not in R 10 kΩ or higher

   
   

   NG

   REPLACE PARK/NEUTRAL POSITION SWITCH ASSEMBLY Click here

   OK

   REPAIR OR REPLACE HARNESS OR CONNECTOR

5. CHECK HARNESS AND CONNECTOR (INNER REAR VIEW MIRROR ASSEMBLY - BACK-UP LIGHT SWITCH ASSEMBLY)

   
   

   1. Disconnect the K12 inner rear view mirror assembly connector.

   2. Disconnect the B5 back-up light switch assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition K12-3 (REV) - B5-1 (RL) Always Below 1 Ω K12-3 (REV) - Body ground Always 10 kΩ or higher

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

6. INSPECT BACK-UP LIGHT SWITCH ASSEMBLY

   
   

   1. 

      Remove the back-up light switch assembly.

      
      

      • for EA62: Click here

      • for EA63: Click here

      • for EA65: Click here

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

      Standard Resistance
      Tester Connection Condition Specified Condition 1 (RL) - 2 (RB) Pushed Below 1 Ω Released 10 kΩ or higher

      Result

      Result	Proceed to
      OK	A
      NG (for EA62)	B
      NG (for EA63)	C
      NG (for EA65)	D

   
   

   B

   REPLACE BACK-UP LIGHT SWITCH ASSEMBLY Click here

   C

   REPLACE BACK-UP LIGHT SWITCH ASSEMBLY Click here

   D

   REPLACE BACK-UP LIGHT SWITCH ASSEMBLY Click here

   A

   REPAIR OR REPLACE HARNESS OR CONNECTOR