Lexus ES: Coolant
Components
COMPONENTS
ILLUSTRATION
| *1 | RADIATOR CAP SUB-ASSEMBLY | *2 | RADIATOR DRAIN COCK PLUG |
| *3 | NO. 1 ENGINE UNDER COVER | - | - |
Replacement
REPLACEMENT
CAUTION / NOTICE / HINT
CAUTION:
Do not remove the radiator cap sub-assembly or radiator drain cock plug while the engine and radiator assembly are still hot. Pressurized, hot engine coolant and steam may be released and cause serious burns.
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PROCEDURE
1. DRAIN ENGINE COOLANT (for Engine)
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2. ADD ENGINE COOLANT (for Engine)
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3. INSPECT FOR COOLANT LEAK (for Engine)
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Parts Location
PARTS LOCATION ILLUSTRATION *1 FAN WITH MOTOR ASSEMBLY - COOLING FAN MOTOR - COOLING FAN ECU *2 ECM *3 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - EFI-MAIN NO. 1
System Diagram
SYSTEM DIAGRAM
SEE MORE:
Lost Communication with TCM (U0101,U0122,U0142,U0155,U0327,U1117)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area U0101 Lost Communication with TCM Communication malfunction detected between luggage closer motor assembly and ECM
CAN communication system
ECM
Luggage closer motor assembly
U0122 Lost Communic
Pressure Control Solenoid "A" Actuator Stuck Off (P07457F)
DESCRIPTION Based on signals from the transmission revolution sensors (NT and NC), the actual gear is detected. The ECM compares the actual gear with the shift schedule in the ECM memory to detect mechanical malfunctions of the solenoid valves, transmission valve body assembly and automatic transaxl
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