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Home >> Mazda >> 2002 >> Tribute LX, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 59 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P0463: Fuel Gauge Sender Unit Circuit - High Input >> Detection Condition

Detection Condition

WARNING: This page is about a different car, the 2003 Mazda MPV and 2002 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.

PCM monitors input voltage of fuel gauge sender unit at terminal No. 63. DTC is set, when PCM detects voltage is more than 4.9 volts for 5 seconds. This is a continuous monitor. MIL is illuminated if PCM detects malfunction in 2 consecutive drive cycles.

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