Lexus ES: Relay
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT MAIN RELAY (EFI-MAIN NO. 1)
| (a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the main relay (EFI-MAIN NO. 1). |
|
.png)
2. INSPECT MAIN RELAY (EFI-MAIN NO. 2)
| (a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the main relay (EFI-MAIN NO. 2). |
|
3. INSPECT MAIN RELAY (A/F HTR)
| (a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the main relay (A/F HTR). |
|
4. INSPECT INJECTOR RELAY (D INJ)
| (a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the injector relay (D INJ). |
|
5. INSPECT VVT RELAY (VVT)
| (a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the VVT relay (VVT). |
|
6. INSPECT NO. 2 IGNITION RELAY (IG2 NO. 1)
| (a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
If the result is not as specified, replace the No. 2 ignition relay (IG2 NO. 1). |
|
READ NEXT:
Precaution
PRECAUTION WHEN USING TECHSTREAM CAUTION: Observe the following items for safety reasons:
Before using the Techstream, read the instruction manual.
Prevent the Techstream cable from being caught
Definition Of Terms
DEFINITION OF TERMS Term Definition Monitor Description Description of what the ECM monitors and how it detects malfunctions (monitoring purpose and details). Related DTCs Group of di
SEE MORE:
Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) auxiliary battery terminal, initialize the following systems after the cable is reconnected. System Name See Procedure Lane Control System (for H
Terminals Of Ecu
TERMINALS OF ECU PARKING ASSIST ECU (a) Disconnect the N44 parking assist ECU connector. (b) Measure the voltage and resistance according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition N44-1 (+B) - N44-4 (GND1
