DESCRIPTION
This is the power source circuit to operate the navigation receiver assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY POWER SOURCE) |
(a) Disconnect the E38 and E40 navigation receiver assembly connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E38-7 (GND1) - Body ground |
Always |
Below 1 Ω |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E38-4 (+B1) - E38-7 (GND1) |
Always |
11 to 14 V |
E38-3 (ACC1) - E38-7 (GND1) |
Ignition switch ACC |
11 to 14 V |
E40-1 (IG) - E38-7 (GND1) |
Ignition switch ON |
11 to 14 V |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Terminals Of Ecu
TERMINALS OF ECU
1. OCCUPANT CLASSIFICATION ECU (for Power Seat)
Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
Specification
S12-1 (+B) - S12-3 (GND)
GR ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(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 / Smart Key. Main Body or Power
Source Control / Trouble Codes.
(e) Ch ...
Throttle / Pedal Position Sensor / Switch "D" Circuit (P2120,P2122,P2123,P2125,P2127,P2128,P2138)
DESCRIPTION
HINT:
This Electronic Throttle Control System (ETCS) does not use a throttle
cable.
These DTCs relate to the accelerator pedal sensor assembly.
The accelerator pedal sensor assembly is mounted on the accelerator pedal brack ...