DESCRIPTION
Each tire pressure warning valve and transmitter ID is registered to the tire pressure warning ECU.
When the ECU detects a transmitter ID code not registered in the ECU, a DTC is output.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
C2171/71 |
Transmitter ID code is not registered. (When an ID code is unregistered for 3 minutes or more) |
Tire pressure warning ECU |
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CONFIRM REGISTRATION CONDITION (REGISTERED ID CODES) |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Turn the Techstream on.
(e) Enter the following menus: Chassis / Tire Pressure Monitor / Data List.
(f) Check the values by referring to the table below.
Tire Pressure Monitor
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
Registered ID1 code |
Registered ID1 code/ min.: 0 max.: FFFFFFF* |
The ID No. registered in the transmitter ID1 is displayed |
*: Displayed when the ID No. is not registered. |
Registered ID2 code |
Registered ID2 code/ min.: 0 max.: FFFFFFF* |
The ID No. registered in the transmitter ID2 is displayed |
*: Displayed when the ID No. is not registered. |
Registered ID3 code |
Registered ID3 code/ min.: 0 max.: FFFFFFF* |
The ID No. registered in the transmitter ID3 is displayed |
*: Displayed when the ID No. is not registered. |
Registered ID4 code |
Registered ID4 code/ min.: 0 max.: FFFFFFF* |
The ID No. registered in the transmitter ID4 is displayed |
*: Displayed when the ID No. is not registered. |
OK:
The registered transmitter ID codes are displayed on the Techstream.
OK |
REPLACE TIRE PRESSURE WARNING ECU |
|
2. |
PERFORM REGISTRATION (TRANSMITTER ID) |
(a) Register the transmitter IDs for 4 tires (See page ).
|
3. |
READ VALUE USING TECHSTREAM (DATA LIST) |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON.
(d) Turn the Techstream on.
(e) Enter the following menus: Chassis / Tire Pressure Monitor / Data List.
(f) Check the values by referring to the table below.
Tire Pressure Monitor
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
ID1 Tire Inflation Pressure |
ID1 tire inflation pressure/ min.: Absolute pressure/ 0 kPa (0 kgf/cm2, 0 psi), Relative pressure/ -100 kPa (-1.0 kgf/cm2, -14 psi) max.: Absolute pressure/ 638 kPa (6.4 kgf/cm2, 93 psi), Relative pressure/ 538 kPa (5.4 kgf/cm2, 78 psi) |
Actual tire inflation pressure |
If 0 kPa (0 kgf/cm2, 0 psi) is displayed for absolute pressure or -100 kPa (-1.0 kgf/cm2, -14 psi) is displayed for relative pressure, data has not been received*. |
ID2 Tire Inflation Pressure |
ID2 tire inflation pressure/ min.: Absolute pressure/ 0 kPa (0 kgf/cm2, 0 psi), Relative pressure/ -100 kPa (-1.0 kgf/cm2, -14 psi) max.: Absolute pressure/ 638 kPa (6.4 kgf/cm2, 93 psi), Relative pressure/ 538 kPa (5.4 kgf/cm2, 78 psi) |
Actual tire inflation pressure |
If 0 kPa (0 kgf/cm2, 0 psi) is displayed for absolute pressure or -100 kPa (-1.0 kgf/cm2, -14 psi) is displayed for relative pressure, data has not been received*. |
ID3 Tire Inflation Pressure |
ID3 tire inflation pressure/ min.: Absolute pressure/ 0 kPa (0 kgf/cm2, 0 psi), Relative pressure/ -100 kPa (-1.0 kgf/cm2, -14 psi) max.: Absolute pressure/ 638 kPa (6.4 kgf/cm2, 93 psi), Relative pressure/ 538 kPa (5.4 kgf/cm2, 78 psi) |
Actual tire inflation pressure |
If 0 kPa (0 kgf/cm2, 0 psi) is displayed for absolute pressure or -100 kPa (-1.0 kgf/cm2, -14 psi) is displayed for relative pressure, data has not been received*. |
ID4 Tire Inflation Pressure |
ID4 tire inflation pressure/ min.: Absolute pressure/ 0 kPa (0 kgf/cm2, 0 psi), Relative pressure/ -100 kPa (-1.0 kgf/cm2, -14 psi) max.: Absolute pressure/ 638 kPa (6.4 kgf/cm2, 93 psi), Relative pressure/ 538 kPa (5.4 kgf/cm2, 78 psi) |
Actual tire inflation pressure |
If 0 kPa (0 kgf/cm2, 0 psi) is displayed for absolute pressure or -100 kPa (-1.0 kgf/cm2, -14 psi) is displayed for relative pressure, data has not been received*. |
HINT:
Result |
Proceed to |
---|---|
All tire pressure readings are equal to specified values. |
A |
Tire pressure values are not displayed. |
B |
A |
END |
B |
REPLACE TIRE PRESSURE WARNING ECU |
On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The procedure listed below is for the LH side.
PROCEDURE
1. REMOVE REAR WHEEL
2. SEPARATE REAR FLEXIBLE HOSE
3. SEPARATE REAR DI ...
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT SEAT HEADREST ASSEMBLY
2. REMOVE FRONT SEAT REAR OUTER TRACK COVER
3. REMOVE FRONT SEAT REAR INNER TRACK COVER
4. REMOVE FRONT SEAT ASSEMBLY
5. REMOVE RECLINING POWER SEAT SWITCH KNOB
6. REMOVE SLIDE AND VER ...
Removal
REMOVAL
PROCEDURE
1. REMOVE AIR CONDITIONING UNIT ASSEMBLY
(See page )
2. REMOVE NO. 1 FINISH PANEL MOUNTING BRACKET
3. REMOVE NO. 2 FINISH PANEL MOUNTING BRACKET
4. REMOVE NO. 3 AIR DUCT SUB-ASSEMBLY
5. REMOVE NO. 2 AIR DUCT SUB-ASSEMBLY
...