DESCRIPTION
The navigation receiver assembly receives a reverse signal from the park/neutral position switch assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK VEHICLE SIGNAL (OPERATION CHECK) |
(a) Enter the "Vehicle Signal Check Mode" screen. Refer to check Vehicle
Signal in Operation Check (See page |
|
(b) Check that the display changes between ON and OFF according to the shift lever position.
OK:
Shift Lever Position |
Display |
---|---|
R |
ON |
Except R |
OFF |
HINT:
This display is updated once per second. As a result, it is normal for the display to lag behind the actual shift lever position.
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
CHECK HARNESS AND CONNECTOR (REVERSE SIGNAL) |
(a) Disconnect the G37 navigation receiver assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
G37-2 (REV) - Body ground |
Ignition switch ON Shift lever in R |
11 to 14 V |
Ignition switch ON Shift lever in any position other than R |
Below 1 V |
*a |
Front view of wire harness connector (to Navigation Receiver Assembly) |
OK | ![]() |
REPLACE NAVIGATION RECEIVER ASSEMBLY |
|
3. |
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - PARK/NEUTRAL POSITION SWITCH ASSEMBLY) |
(a) Disconnect the G37 navigation receiver assembly connector.
(b) Disconnect the B42 park/neutral position switch assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
G37-2 (REV) - B42-1 (RL) |
Always |
Below 1 Ω |
G37-2 (REV) - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
CHECK HARNESS AND CONNECTOR (PARK/NEUTRAL POSITION SWITCH ASSEMBLY - BATTERY) |
(a) Disconnect the B42 park/neutral position switch assembly connector.
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
(c) Proceed to the next step based on the check result.
Result |
Proceed to |
---|---|
NG |
A |
OK (for A750E) |
B |
OK (for A750F) |
C |
A | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
B | ![]() |
REPLACE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (forA750E) |
C | ![]() |
REPLACE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (for A750F) |
Rear differential lock system
The rear differential lock system is provided for use only when wheel
spinning occurs in a ditch or on a slippery or rugged surface.
The rear differential lock system is effective in case one of the rear wheels
is spinning.
Press the switch to lock the ...
Park / Neutral Position Switch Circuit
DESCRIPTION
This circuit sends the park/neutral position switch assembly signals to the clearance
warning ECU assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the followin ...