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BMW Engine Codes

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Engine Code Engine Code Description
P1447Diagnostic Module Tank Leakage (DM-TL) Pump Too High During Switching
P1448Diagnostic Module Tank Leakage (DM-TL) Pump Too Low During Switching
P1449Diagnostic Module Tank Leakage (DM-TL) Pump Too High
P1450Diagnostic Module Tank Leakage (DM-TL) Switching Solenoid Open Circuit
P1451Diagnostic Module Tank Leakage (DM-TL) Switching Solenoid Control Circuit Signal Low
P1452Diagnostic Module Tank Leakage (DM-TL) Switching Solenoid Control Circuit Signal High
P1453Secondary Air Injection Pump Relay Control Circuit Electrical
P1454Secondary Air Injection Pump With Series Resistor Control Circuit Electrical
P1456Heated Catalyst Heater Power Supply Open Circuit (Bank 1)
P1457Heated Catalyst Heater Power Switch Temperature Sensor Electrical (Bank 1)
P1459Heated Catalyst Heater Power Supply Open Circuit (Bank 2)
P1460Heated Catalyst Heater Power Switch Temperature Sensor Electrical (Bank 2)
P1461Heated Catalyst Gate Voltage Signal Low
P1462Heated Catalyst Internal Control Module Checksum/ROM Error
P1463Heated Catalyst Battery Temperature Sensor 1 Electrical
P1464Heated Catalyst Battery Temperature Sensor 2 Electrical
P1465Heated Catalyst Battery Temperature Sensor 1 or 2 Plausibility
P1466Heated Catalyst Power Switch Temperature Sensor Plausibility
P1467Heated Catalyst Comparison Battery Voltages of Power Switches Plausibility
P1468Heated Catalyst Battery Disconnecting Switch Plausibility
P1470Leakage Diagnostic Pump Control Circuit Electrical
P1472Diagnostic Module Tank leakage (DM-TL) Switching Solenoid Control Circuit Electrical
P1473Diagnostic Module Tank leakage (DM-TL) Pump Current Plausibility
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