DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0603

ECM BACK UP/CIRCUIT

[Internal control module keep alive memory (KAM) error]

Diagnosis condition

Ignition switch ON

Signal (terminal)

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Threshold

• Malfunction in the internal back up RAM of ECM
• Malfunction in the internal EEP-ROM system of ECM

Diagnosis delay time

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