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 WATER INLET WITH THERMOSTAT SUB-ASSEMBLY
(a) Install a new gasket to the water inlet with thermostat sub-assembly.
(b) Install the water inlet with thermostat sub-assembly with the 2 bolts and 2 nuts.
Torque: 10 N·m {102 kgf·cm, 7 ft·lbf} 2. CONNECT WATER
ON-VEHICLE INSPECTION PROCEDURE
1. INSPECT BRAKE BOOSTER ASSEMBLY (a) Airtightness check
(1) Start the engine and stop it after 1 or 2 minutes. Slowly depress the brake pedal several times.
If the brake pedal can be depressed nearly to the floor the first time, but on the 2nd and 3rd time