Lexus ES: Components
COMPONENTS
ILLUSTRATION
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*1
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RADIATOR CAP SUB-ASSEMBLY
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*2
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RADIATOR DRAIN COCK PLUG
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*3
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NO. 1 ENGINE UNDER COVER
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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
Components
COMPONENTS
ILLUSTRATION
*1
CENTER NO. 4 ENGINE UNDER COVER
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ILLUSTRATION
*1
OIL FILTER SUB-ASSEMBLY
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DESCRIPTION The main body ECU (multiplex network body ECU) controls the operation of the TAIL relay. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedure.
Before replacing the main body ECU (multiplex net
MONITOR DESCRIPTION The ECM continuously monitors its internal memory status. This self-check ensures that the ECM is functioning properly. The ECM memory status is diagnosed by internal mirroring of the main CPU and sub CPU to detect Random Access Memory (RAM) errors. If outputs from these CPUs are
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