DTC Detection Logic
WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
- If DTC B2193 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to DTC Logic .
- If DTC B2193 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to DTC Logic .
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DTC No.
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Trouble diagnosis name
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DTC detecting condition
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Possible cause
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B2193
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CHAIN OF ECM-IMMU
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Inactive communication between ECM and BCM
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