Operation CHARM
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2003
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GX 470 V8-4.7L (2UZ-FE)
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Testing and Inspection
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Component Tests and General Diagnostics
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MIL Circuit
MIL Circuit
CIRCUIT DESCRIPTION
If the ECM detects a trouble the
MIL
lights up. The ECM records that DTC in the memory.
Wiring Diagram:
Step 1:
Step 2 - 4:
INSPECTION PROCEDURE
HINT:
Troubleshoot each trouble symptom in accordance with the chart.