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Home >> Suzuki >> 2001 >> Swift GA, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1500: No Input Or Constant Input From Starter Signal Circuit >> Condition

DTC P1500: No Input Or Constant Input From Starter Signal Circuit: Condition

DTC is set when Powertrain Control Module (PCM) detects low voltage at starter circuit when cranking engine, or high voltage after engine is started. This is a continuous monitor. MIL is illuminated when PCM detects malfunction during 2 consecutive drive cycles. Possible causes are: