DESCRIPTION
Tire pressure warning system DTCs can be checked by connecting terminals 13 (TC) and 4 (CG) of the DLC3. The DTCs are indicated by blinking the tire pressure warning light.
WIRING DIAGRAM
PROCEDURE
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check for DTCs (See page
).
Result |
Proceed to |
---|---|
DTCs are not output. |
A |
DTCs are output. |
B |
B | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
|
2. |
CHECK DTC (C2179/79) |
(a) Check if DTC C2179/79 is output (See page
).
Result |
Proceed to |
---|---|
DTC C2179/79 is not output. |
A |
DTC C2179/79 is output. |
B |
B | ![]() |
GO TO DTC (C2179/79) |
|
3. |
INSPECT DLC3 |
(a) Turn the ignition switch to ON. Text in Illustration
|
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
D4-13 (TC) - D4-4 (CG) |
Ignition switch ON |
11 to 14 V |
NG | ![]() |
GO TO STEP 5 |
|
4. |
REPLACE ECM |
(a) Turn the ignition switch off. Text in Illustration
|
|
(b) Replace the ECM.
for 2GR-FKS: (See page
)
for 2TR-FE: (See page
)
(c) Using SST, connect terminals TC and CG of the DLC3.
SST: 09843-18040
(d) Check that the tire pressure warning light is blinking.
OK:
The tire pressure warning light is blinking.
HINT:
If troubleshooting has been carried out according to Problem Symptoms Table,
refer back to the table and proceed to the next step before replacing the part (See
page ).
OK | ![]() |
END |
NG | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
5. |
CHECK HARNESS AND CONNECTOR (TC of DLC3 - ECM) |
(a) Disconnect the A43 ECM connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
for 2GR-FKS:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D4-13 (TC) - E14-20 (TC) |
Always |
Below 1 Ω |
D4-13 (TC) or E14-20 (TC) - Body ground |
Always |
10 kΩ or higher |
Standard Resistance:
for 2TR-FE:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D4-13 (TC) - E21-19 (TC) |
Always |
Below 1 Ω |
D4-13 (TC) or E21-19 (TC) - Body ground |
Always |
10 kΩ or higher |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
6. |
CHECK HARNESS AND CONNECTOR (CG of DLC3 - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
HINT: If troubleshooting has been carried out according to Problem Symptoms
Table, refer back to the table and proceed to the next step before replacing
the part (See page |
|
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
7. |
REPLACE ECM |
(a) Replace the ECM. for 2GR-FKS: (See page for 2TR-FE: (See page
|
|
(b) Using SST, connect terminals TC and CG of the DLC3.
SST: 09843-18040
(c) Check that the tire pressure warning light is blinking.
OK:
The tire pressure warning light is blinking.
HINT:
If troubleshooting has been carried out according to Problem Symptoms Table,
refer back to the table and proceed to the next step before replacing the part (See
page ).
OK | ![]() |
END |
NG | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
How To Use This Manual
General Information
GENERAL INFORMATION
1. GENERAL DESCRIPTION
(a) This manual is written in accordance with SAE J2008.
(1) Diagnosis
(2) Removing / Installing, Replacing, Disassembling / Reassembling, Checking
and Adjusting
(3) Final Inspection
(b) The following procedures are omitted fr ...
Disassembly
DISASSEMBLY
PROCEDURE
1. INSPECT FRONT PROPELLER SHAFT UNIVERSAL JOINT SPIDER BEARING
(a) Check the spider bearings for wear and damage.
(b) Check each spider bearing's axial play by turning the yoke while holding
the shaft tightly.
Maximum bearing axial play:
0 to 0.05 mm (0 to 0.002 i ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or signals ...