SYSTEM DIAGRAM
Communication Table
|
Sender |
Receiver |
Signal |
Line |
|---|---|---|---|
|
ECM |
|
Reverse signal |
CAN Communication Line |
Parts Location
How To Proceed With TroubleshootingProblem Symptoms Table
PROBLEM SYMPTOMS TABLE
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)
(a) Disconnect the P4 ECU connector.
(b) Measure the resistance and voltage according to the value(s) in the table
below.
HINT:
Measure the values on the wire harness si ...
Vehicle Speed or Engine Speed Signal Malfunction (C2173/73)
DESCRIPTION
The tire pressure warning ECU receives a vehicle speed signal from the combination
meter and an engine speed signal from the ECM. The tire pressure warning ECU uses
these signals to detect DTCs C2121/21 to C2124/24 (No Signal from Transmitter) ...