CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
CUSTOMER PROBLEM ANALYSIS |
(a) Interview the customer to confirm the problem.
HINT:
It is important to collect as much specific information as possible from the customer to allow for a quick repair.
|
3. |
ADJUST TIRE PRESSURE* |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Enter the following menus: Chassis / Tire Pressure Monitor / Data List.
(e) Read the "ID Tire Inflation Pressure" values.
(f) Set all tire pressures to the specified value(s) (See page
).
(g) Check the Data List (See page ).
HINT:
Result |
Proceed to |
---|---|
Tire pressure warning light goes off |
A |
Tire pressure warning light remains on |
B |
B | ![]() |
GO TO STEP 9 |
|
4. |
CHECK FOR DTC |
(a) Check for DTCs (See page ).
Result |
Proceed to |
---|---|
DTC is output |
A |
DTC is not output |
B |
B | ![]() |
GO TO STEP 6 |
|
5. |
DTC CHART |
(a) Refer to Diagnostic Trouble Code Chart (See page
).
NEXT | ![]() |
GO TO STEP 7 |
6. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table (See page
).
|
7. |
CIRCUIT INSPECTION* |
(a) Refer to Electronic Circuit Inspection Procedure (See page
).
|
8. |
REPAIR OR REPLACE |
(a) Repair or replace parts based on the diagnosis result.
|
9. |
CONFIRMATION TEST* |
(a) Check the Data List to confirm that the tire inflation pressures have been
received (See page ).
NEXT | ![]() |
END |
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" ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
NOTICE:
Turn the ignition switch off before removing any parts.
HINT:
If no malfunction is found when inspecting parts, inspect the skid control
ECU and ground points for poor connections.
If a trouble code is ...
Short to GND in Immobiliser System Power Source Circuit (B278A)
DESCRIPTION
This DTC is stored when the engine switch power source supply line is open or
shorted.
DTC No.
DTC Detection Condition
Trouble Area
B278A
Engine switch power source supply line is ope ...