INSPECTION
PROCEDURE
1. INSPECT INTEGRATION RELAY
(a) Inner circuit (for 2GR-FE)
|
(1) for EFI MAIN relay
Standard Resistance:
HINT: If the result is not as specified, replace the integration relay. |
|
|
(2) for A/F relay
Standard Resistance:
HINT: If the result is not as specified, replace the integration relay. |
|
|
(3) for F/PMP relay (for AWD)
Standard Resistance:
HINT: If the result is not as specified, replace the integration relay. |
|
|
(4) for C/OPN relay
Standard Resistance:
HINT: If the result is not as specified, replace the integration relay. |
|
|
(5) for HORN relay
Standard Voltage:
HINT: If the result is not as specified, replace the integration relay. |
|
(6) for H-LP LO (LH) relay
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1D-1 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-17 |
11 to 14 V |
|
1A-1 - 1D-1 |
Always |
Below 1 V |
|
*1 |
Component without harness connected (Integration Relay) |
HINT:
If the result is not as specified, replace the integration relay.
(7) for H-LP LO (RH) relay
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1D-2 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-17 |
11 to 14 V |
|
1A-1 - 1D-2 |
Always |
Below 1 V |
|
*1 |
Component without harness connected (Integration Relay) |
HINT:
If the result is not as specified, replace the integration relay.
(8) for H-LP HI (DRL) relay
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1A-1 - 1D-3 |
Always |
Below 1 V |
|
1A-1 - 1D-4 |
Always |
Below 1 V |
|
1F-15 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
11 to 14 V |
|
1F-15 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
Pulse generation |
|
1F-16 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
11 to 14 V |
|
1F-16 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
Pulse generation |
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1A-1 - 1D-3 |
Always |
Below 1 V |
|
1A-1 - 1D-4 |
Always |
Below 1 V |
|
1F-15 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
Pulse generation |
|
1F-16 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
Pulse generation |
|
*1 |
Component without harness connected (Integration Relay) |
HINT:
If the result is not as specified, replace the integration relay.
(b) Inner circuit (for 1AR-FE)
|
(1) for EFI MAIN No. 2 relay
Standard Resistance:
HINT: If the result is not as specified, replace the integration relay. |
|
|
(2) for EFI MAIN relay
Standard Resistance:
HINT: If the result is not as specified, replace the integration relay. |
|
|
(3) for C/OPN relay
Standard Resistance:
HINT: If the result is not as specified, replace the integration relay. |
|
|
(4) for HORN relay
Standard Voltage:
HINT: If the result is not as specified, replace the integration relay. |
|
(5) for H-LP LO (LH) relay
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1D-1 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-17 |
11 to 14 V |
|
1A-1 - 1D-1 |
Always |
Below 1 V |
|
*1 |
Component without harness connected (Integration Relay) |
HINT:
If the result is not as specified, replace the integration relay.
(6) for H-LP LO (RH) relay
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1D-2 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-17 |
11 to 14 V |
|
1A-1 - 1D-2 |
Always |
Below 1 V |
|
*1 |
Component without harness connected (Integration Relay) |
HINT:
If the result is not as specified, replace the integration relay.
(7) for H-LP HI (DRL) relay
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1A-1 - 1D-3 |
Always |
Below 1 V |
|
1A-1 - 1D-4 |
Always |
Below 1 V |
|
1F-15 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
11 to 14 V |
|
1F-15 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
Pulse generation |
|
1F-16 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
11 to 14 V |
|
1F-16 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
Pulse generation |
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1A-1 - 1D-3 |
Always |
Below 1 V |
|
1A-1 - 1D-4 |
Always |
Below 1 V |
|
1F-15 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
Pulse generation |
|
1F-16 - Body ground |
Battery positive (+) - 1A-1 Battery negative (-) - 1F-15 Battery negative (-) - 1F-16 |
Pulse generation |
|
*1 |
Component without harness connected (Integration Relay) |
HINT:
If the result is not as specified, replace the integration relay.
Components
RemovalTerminals Of Ecu
TERMINALS OF ECU
1. CHECK TIRE PRESSURE WARNING ECU
HINT:
Inspect the connectors from the back side while the connectors are connected.
(a) Disconnect the L14 tire pressure warning antenna and receiver connector.
(b) Measure the voltage according to the ...
TRAC OFF Indicator Light does not Come ON
DESCRIPTION
The skid control ECU is connected to the combination meter via CAN communication.
WIRING DIAGRAM
Refer to TRAC OFF Indicator Light Remains ON (See page
).
PROCEDURE
1.
CHECK CAN COMMUNICATION SYSTEM
(a) Check ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. DTC CHECK (USING SST CHECK WIRE)
(a) Turn the ignition switch off.
(b) Using SST, connect terminals 13 (TC) and 4 (CG) of the DLC3.
SST: 09843-18040
(c) Turn the ignition switch to ON.
(d) Read and record any DTCs from the tire pre ...