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:
INSTALLATION PROCEDURE 1. INSTALL CLEARANCE WARNING ECU ASSEMBLY
(a) Engage the claw to install the clearance warning ECU assembly as shown in the illustration.
Install in this Direction 2. INSTALL ECU INTEGRATION BOX RH
Click here 3. INSTALL LOWER INSTRUMENT PANEL SUB-ASSE
INSTALLATION CAUTION / NOTICE / HINT
NOTICE:
Immediately after installing the brake pads, the braking performance may be reduced. Always perform a road test in a safe place while paying attention to the surroundings.
After replacing the front disc brake pads, always perform a road test to