DESCRIPTION
The IDs of each tire pressure warning valve and transmitter are registered to the tire pressure warning ECU and receiver.
When the ECU detects that a transmitter ID code is not registered in the ECU, this DTC is stored.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Note |
---|---|---|---|---|
C2171/7 |
Transmitter ID not Registered |
Transmitter ID code is not registered. (When an ID code is unregistered for 3 minutes or more) |
Tire pressure warning ECU and receiver |
- |
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 ID 1 Code |
Registered ID1 code/ min.: 0 max.: FFFFFFF*1 |
ID No. registered for transmitter ID1 displayed |
- |
Registered ID 2 Code |
Registered ID2 code/ min.: 0 max.: FFFFFFF*1 |
ID No. registered for transmitter ID2 displayed |
- |
Registered ID 3 Code |
Registered ID3 code/ min.: 0 max.: FFFFFFF*1 |
ID No. registered for transmitter ID3 displayed |
- |
Registered ID 4 Code |
Registered ID4 code/ min.: 0 max.: FFFFFFF*1 |
ID No. registered for transmitter ID4 displayed |
- |
HINT:
*1: Displayed only when the ID No. is not registered.
OK:
The registered transmitter ID codes are displayed on the Techstream.
OK |
TIRE PRESSURE WARNING ECU AND RECEIVER |
|
2. |
PERFORM REGISTRATION (TRANSMITTER ID) |
(a) Perform registration (See page ).
|
3. |
PERFORM INITIALIZATION |
(a) Perform initialization (See page ).
|
4. |
CONFIRM TIRE INFLATION PRESSURE (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 |
---|---|---|---|
ID 1 Tire Inflation Pressure |
ID1 tire inflation pressure/ min.: Absolute pressure (abs) / 0 kPa (0 kgf/cm2, 0 psi), Relative pressure (Gauge) / 0 kPa (0 kgf/cm2, 0 psi) max.: Absolute pressure (abs) / 480 kPa (4.9 kgf/cm2, 70 psi), Relative pressure (Gauge) / 380 kPa (3.9 kgf/ cm2, 55 psi) |
Actual tire inflation pressure |
If N/A is displayed, data has not been received.*1 |
ID 2 Tire Inflation Pressure |
ID2 tire inflation pressure/ min.: Absolute pressure (abs) / 0 kPa (0 kgf/cm2, 0 psi), Relative pressure (Gauge) / 0 kPa (0 kgf/cm2, 0 psi) max.: Absolute pressure (abs) / 480 kPa (4.9 kgf/cm2, 70 psi), Relative pressure (Gauge) / 380 kPa (3.9 kgf/ cm2, 55 psi) |
Actual tire inflation pressure |
If N/A is displayed, data has not been received.*1 |
ID 3 Tire Inflation Pressure |
ID3 tire inflation pressure/ min.: Absolute pressure (abs) / 0 kPa (0 kgf/cm2, 0 psi), Relative pressure (Gauge) / 0 kPa (0 kgf/cm2, 0 psi) max.: Absolute pressure (abs) / 480 kPa (4.9 kgf/cm2, 70 psi), Relative pressure (Gauge) / 380 kPa (3.9 kgf/ cm2, 55 psi) |
Actual tire inflation pressure |
If N/A is displayed, data has not been received.*1 |
ID 4 Tire Inflation Pressure |
ID4 tire inflation pressure/ min.: Absolute pressure (abs) / 0 kPa (0 kgf/cm2, 0 psi), Relative pressure (Gauge) / 0 kPa (0 kgf/cm2, 0 psi) max.: Absolute pressure (abs) / 480 kPa (4.9 kgf/cm2, 70 psi), Relative pressure (Gauge) / 380 kPa (3.9 kgf/ cm2, 55 psi) |
Actual tire inflation pressure |
If N/A is displayed, data has not been received.*1 |
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 AND RECEIVER |
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE RADIATOR DRAIN COCK PLUG
(a) Remove the radiator drain cock plug from the radiator assembly.
(b) Remove the O-ring from the radiator drain cock plug.
2. REMOVE RADIATOR TO SUPPORT SEAL
(a) Remove the 2 radiator to support seals from the radiator assem ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is output during the DTC check, inspect the trouble areas listed
for that code. For details of the code, refer to the "See page" below.
Certification ECU (Smart Key ECU Assembly)
DTC Code
Detection Item
...
Operation Check
OPERATION CHECK
1. CHECK SMART KEY SYSTEM (for Entry Function) OPERATION
NOTICE:
Make sure that the smart key system (for Entry Function) has not been canceled
before performing this inspection.
(a) Check the entry unlock function (driver door).
(1) Perform a wireless lock operation to lock t ...