Component Tests and General Diagnostics

PARK ASSIST / MONITORING: REAR VIEW MONITOR SYSTEM: Reverse Signal Circuit
- Reverse Signal Circuit

DESCRIPTION

The navigation receiver assembly receives a reverse shift position signal from the park/neutral position switch assembly.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT NAVIGATION RECEIVER ASSEMBLY

(a) Disconnect the F13 connector from the navigation receiver assembly.





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

Standard Voltage:





Text in Illustration





NG -- CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER - PARK/NEUTRAL POSITION SWITCH)

OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Problem Symptoms Table

2. CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER - PARK/NEUTRAL POSITION SWITCH)

(a) Disconnect the C1 connector from the park/neutral position switch assembly.





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

Standard Resistance:





Text in Illustration





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (NAVIGATION RECEIVER - PARK/NEUTRAL POSITION SWITCH)
OK -- Continue to next step.

3. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY

(a) Disconnect the C1 connector from the park/neutral position switch assembly.





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

Standard Resistance:





Text in Illustration





Result:





C -- REPLACE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (for U660E)

B -- REPLACE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (for U760E) Removal

A -- REPAIR OR REPLACE HARNESS OR CONNECTOR (PARK/NEUTRAL POSITION SWITCH ASSEMBLY - BATTERY)