Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
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 of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Propeller Shaft System|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Noise (Propeller shaft) |
Sleeve yoke spline (Worn) |
|
|
Center support bearing (Worn) |
|
|
|
Spider bearing (Worn or stuck) |
|
|
|
Vibration (Propeller shaft) |
Propeller and intermediate shafts (Runout) |
|
|
Propeller shafts (Imbalance) |
|
|
|
Front flange (Runout) |
|
|
|
Rear flange (Runout) |
|
|
|
Universal joint (Stuck or damaged) |
|
|
|
Sleeve yoke spline (Stuck) |
|
ReassemblyVehicle 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) ...
Removal
REMOVAL
PROCEDURE
1. PRECAUTION
CAUTION:
Be sure to read Precaution thoroughly before servicing (See page
).
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-)
bat ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK POWER BACK DOOR ECU (POWER BACK DOOR MOTOR UNIT)
(a) Disconnect the L20 ECU connector.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
Tester Connection
Wiring Color
...