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Home >> Suzuki >> 2001 >> Vitara JS, 4D Utility, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1510: Pcm Back-Up Power Supply Malfunction >> Condition
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DTC P1510: Pcm Back-Up Power Supply Malfunction: Condition

DTC is set when Power Control Module (PCM) detects incorrect voltage at PCM 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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