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2006
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IS 250 RWD, Standard
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Repair and Diagnosis
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Section 12 (Automatic Transmission)
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Automatic Transmission System
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DTC U0100 Lost Communication with ECM/PCM "A"
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Typical Enabling Conditions
Typical Enabling Conditions
WARNING:
This page is about a different car, the 2006 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.
TYPICAL ENABLING CONDITIONS
Monitor runs whenever following DTCs not present
None
Battery Voltage
10.5 V or more
Engine Switch
ON
Starter
OFF