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ES 350
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Different car
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Section 216 (Engine Control System - DTC P0171 - P0604)
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DTC P0604: Internal Control Module Random Access Memory (RAM) Error
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Typical Malfunction Thresholds
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Typical Malfunction Thresholds
WARNING:
This page is about a different car, the 2007 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.
TYPICAL MALFUNCTION THRESHOLDS
Main CPU and sub CPU mirroring
Fail