DESCRIPTION
DTC output mode is set by connecting terminals TC and CG of the DLC3.
The DTCs are displayed by blinking the SRS warning light.
HINT:
WIRING DIAGRAM
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (DLC3 - ECM) |
*A |
for 2GR-FKS |
*B |
for 2TR-FE |
*a |
DLC3 |
*b |
Front view of wire harness connector (to ECM) |
(a) Turn the ignition switch off.
(b) Disconnect the connector from the ECM.
(c) 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 |
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D4-13 (TC) - E21-19 (TC) |
Always |
Below 1 Ω |
NG |
REPAIR OR REPLACE HARNESS, ECU OR CONNECTOR |
|
2. |
CHECK HARNESS AND CONNECTOR (CG OF DLC3 - BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG |
REPAIR OR REPLACE HARNESS, ECU OR CONNECTOR |
|
3. |
CHECK HARNESS AND CONNECTOR (TC CIRCUIT OF ECM) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
for 2GR-FKS
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E14-20 (TC) - Body ground |
Always |
1 MΩ or higher |
Tester Connection |
Condition |
Specified Condition |
---|---|---|
E21-19 (TC) - Body ground |
Always |
1 MΩ or higher |
NG |
REPAIR OR REPLACE HARNESS, ECU OR CONNECTOR |
|
4. |
CHECK DTC |
SST: 09843-18040
(a) Using SST, connect terminals TC and CG of the DLC3. NOTICE: Connect the terminals to the correct positions to avoid a malfunction. Text in Illustration
|
|
A |
USE SIMULATION METHOD TO CHECK |
B |
REPLACE ECM |
C |
REPLACE ECM |
D |
REPLACE AIRBAG SENSOR ASSEMBLY |
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engine ...
Replacement
REPLACEMENT
PROCEDURE
1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM
(a) Start the engine.
(b) Operate the cooler compressor under the conditions shown below:
Item
Condition
Engine Speed
Idling
Operating Time
3 minu ...
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
check ...