DTC Detection Logic
WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P0603 |
ECM BACK UP CIRCUIT [Internal control module keep alive memory (KAM) error] |
1 |
Diagnosis condition |
Ignition switch ON |
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Signal (terminal) |
- |
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Threshold |
Malfunction in the internal back up RAM of ECM |
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Diagnosis delay time |
- |
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2 |
Diagnosis condition |
Ignition switch ON |
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Signal (terminal) |
- |
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Threshold |
Malfunction in the internal EEP-ROM system of ECM |
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Diagnosis delay time |
- |
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