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Nissan-Datsun
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2021
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NV2500 HD S
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Repair and Diagnosis
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External Pages
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Different car
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Section 64 (Multi Av System (NAVI With BOSE) (DTC/Circuit Diagnosis))
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DTC/Circuit Diagnosis
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DTC B1F01: Engine Speed Signal
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DTC Description
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Possible Cause
Possible Cause
WARNING:
This page is about a different car, the 2018 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
Harness or connectors (Engine speed signal circuit)
BOSE speaker amp.
ECM