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Home >> Suzuki >> 2001 >> XL-7 Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 52 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P1510: Pcm Back-Up Power Supply Malfunction >> Condition

DTC P1510: Pcm Back-Up Power Supply Malfunction: Condition

WARNING: This page is about a different car, the 2003 Suzuki Vitara. However, it is still accessible from the selected car via links, so may be relevant.

DTC is set when Engine Control Module (ECM) detects incorrect voltage at ECM back-up power supply with engine running. Battery voltage is supplied so that diagnostic trouble code memory values are not lost when ignition is turned off. Possible cause are:

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