Toyota Camry (XV70): Relay
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT NO. 1 ELECTRONIC FUEL INJECTION MAIN RELAY (EFI-MAIN NO. 1)
| (a) Measure the resistance according to the value(s) in the table below.
Standard Resistance: |
Tester Connection | Condition |
Specified Condition | |
3 - 5 | Battery voltage not applied between terminals 1 and 2 |
10 kΩ or higher | |
Battery voltage applied between terminals 1 and 2 |
Below 1 Ω | If the result is not as specified, replace the No. 1 electronic fuel injection main relay (EFI-MAIN NO. 1). |
|
2. INSPECT NO. 2 ELECTRONIC FUEL INJECTION MAIN RELAY (EFI-MAIN NO. 2)
| (a) Measure the resistance according to the value(s) in the table below.
Standard Resistance: |
Tester Connection | Condition |
Specified Condition | |
3 - 5 | Battery voltage not applied between terminals 1 and 2 |
10 kΩ or higher | |
Battery voltage applied between terminals 1 and 2 |
Below 1 Ω | If the result is not as specified, replace the No. 2 electronic fuel injection main relay (EFI-MAIN NO. 2). |
|
3. INSPECT AIR FUEL RATIO SENSOR HEATER RELAY (EFI-MAIN NO. 3)
| (a) Measure the resistance according to the value(s) in the table below.
Standard Resistance: |
Tester Connection | Condition |
Specified Condition | |
3 - 5 | Battery voltage not applied between terminals 1 and 2 |
10 kΩ or higher | |
Battery voltage applied between terminals 1 and 2 |
Below 1 Ω | If the result is not as specified, replace the air fuel ratio sensor heater relay (EFI-MAIN NO. 3). |
|
4. INSPECT EFI INJECTION RELAY (D INJ)
| (a) Measure the resistance according to the value(s) in the table below.
Standard Resistance: |
Tester Connection | Condition |
Specified Condition | |
3 - 5 | Battery voltage not applied between terminals 1 and 2 |
10 kΩ or higher | |
Battery voltage applied between terminals 1 and 2 |
Below 1 Ω | If the result is not as specified, replace the EFI injector relay (D INJ). |
|
5. INSPECT NO. 2 IGNITION RELAY (IG2 NO. 1)
| (a) Measure the resistance according to the value(s) in the table below.
Standard Resistance: |
Tester Connection | Condition |
Specified Condition | |
3 - 5 | Battery voltage not applied between terminals 1 and 2 |
10 kΩ or higher | |
Battery voltage applied between terminals 1 and 2 |
Below 1 Ω | If the result is not as specified, replace the No. 2 ignition relay (IG2 NO. 1). |
|
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PRECAUTION INITIALIZATION
NOTICE:
Before replacing the ECM, refer to Registration.
Click here
Perform Registration (VIN registration) after replacing the ECM.
Click here
Perform L
DEFINITION OF TERMS
Term Definition
Monitor Description Description of what the ECM monitors and how it detects malfunctions (monitoring purpose and details).
Related DTCs
SEE MORE:
COMPONENTS ILLUSTRATION
*1 IGNITION COIL ASSEMBLY
*2 SPARK PLUG
*3 V-BANK COVER SUB-ASSEMBLY
*4 VACUUM HOSE
N*m (kgf*cm, ft.*lbf): Specified torque
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PROCEDURE
1. CHECK NOISE CONDITION
(a) Check from which direction the noise comes (front left or right, or rear left or right).
OK: The location of the noise source can be determined.
NG
GO TO STEP 3
OK
2.
CHECK SPEAKERS (a