THE CODE DIRECTORY
Diagnostic code references — Page 62.
Browse canonical reference entries. Each definition keeps its own source and vehicle-applicability limits.
Buick / Cadillac +5
P1581
Cruise Move Circuit High Voltage
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Ford / Lincoln +1
P1581
Electronic Throttle Monitor Malfunction
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Volkswagen
P1581
Idle Speed Control Throttle Position Adaptation Not Carried Out
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Buick / Cadillac +5
P1582
Cruise Direction Circuit Low Voltage
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Ford / Jaguar +2
P1582
Electronic Throttle Monitor Data Available
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Volkswagen
P1582
Idle Adaptation At Limit
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Buick / Cadillac +5
P1583
Cruise Direction Circuit High Volume
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Ford / Lincoln +1
P1583
Electronic Throttle Monitor Cruise Disable
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Volkswagen
P1583
Transmission Mount Valves Short To B+
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Buick / Cadillac +5
P1584
Cruise Control Disabled
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Ford / Lincoln +1
P1584
Throttle Control Detected ETB Malfunction
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Volkswagen
P1584
Transmission Mount Valves Short To Ground
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Buick / Cadillac +5
P1585
Cruise Inhibit Control Circuit
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Ford / Lincoln +1
P1585
Throttle Control Unit Malfunction
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Volkswagen
P1585
Transmission Mount Valves Open Circuit
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Buick / Cadillac +5
P1586
Cruise Control Brake Switch 2 Circuit
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Ford / Lincoln +1
P1586
Throttle Control Unit Throttle Position Malfunction
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Kia
P1586
A/T To M/T Codification
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Volkswagen
P1586
Engine Mount Solenoid Valves Short To B+
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Buick / Cadillac +5
P1587
Cruise Control Clutch Control Circuit Low
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Ford / Lincoln +1
P1587
Throttle Control Unit Modulated Command Malfunction
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Volkswagen
P1587
Engine Mount Solenoid Valves Short To Ground
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Buick / Cadillac +5
P1588
Cruise Control Clutch Control Circuit High
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Ford / Lincoln +1
P1588
Throttle Control Unit Detected Loss of Return Spring
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Volkswagen
P1588
Engine Mount Solenoid Valves Open Circuit
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BMW
P1589
Control Module Self Test Knock Control Test Pulse Bank 1
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Ford / Lincoln +1
P1589
Throttle Control Unit Unable To Control Desired Throttle Angle
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Subaru
P1590
Neutral Position Switch Circuit High Input
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Subaru
P1591
Neutral Position Switch Circuit Low Input
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Subaru
P1592
Neutral Position Switch Circuit MT Model
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BMW
P1593
DISA Control Circuit Electrical
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BMW
P1594
B Camshaft Position Actuator Control Open Circuit Bank 2
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Dodge / Jeep +2
P1594
Charging System Voltage Too High
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Subaru
P1594
Automatic Transmission Diagnosis Input Signal Circuit Malfunction
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Dodge / Jeep +2
P1595
Speed Control Solenoid Circuit Open Or Shorted
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Subaru
P1595
Automatic Transmission Diagnosis Input Signal Circuit Low Input
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Dodge / Jeep +2
P1596
Speed Control Switch Always High
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Subaru
P1596
Automatic Transmission Diagnosis Input Signal Circuit High Input
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Dodge / Jeep +2
P1597
Speed Control Switch Always Low
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Dodge / Jeep +2
P1598
A/C Pressure Sensor Voltage Too High
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Buick / Cadillac +5
P1599
Engine Stall Or Near Stall Detected
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Dodge / Jeep +2
P1599
A/C Pressure Sensor Voltage Too Low
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Buick / Cadillac +4
P1600
PCM Battery
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Ford / Lincoln +1
P1600
Loss of KAM Power Open Circuit
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Geo
P1600
PCM Battery Circuit Fault
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Jaguar / Mazda
P1600
Loss Of KAM Power Circuit Open
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Mitsubishi
P1600
Serial Communication Link
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Suzuki
P1600
PCM TCM Serial Communication Circuit Fault
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Lexus / Toyota
P1600
ECM BATT Malfunction
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Volkswagen
P1600
Power Supply Terminal No 15 Low Voltage
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Buick / Saturn
P1601
Serial Communication Problem With Devise 1
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Cadillac / Chevrolet +2
P1601
Serial Communication Problem With Device 1
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Mazda
P1601
Powertrain Control Module Communication Line To TCM Error
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BMW
P1602
Control Module Self Test Control Module Defective
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Buick / Cadillac +4
P1602
Loss Of EBTCM Serial Data
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Chrysler / Dodge +3
P1602
PCM Not Programmed
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Mazda
P1602
Powertrain Control Module Communication Line To TCM Error, Immobilizer System Communication Error With Powertrain Control Module
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Volkswagen
P1602
Power Supply Terminal No 30 Low Voltage
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BMW
P1603
Control Module Self Test Torque Monitoring
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Buick / Cadillac +4
P1603
Loss Of SDM Serial Data
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Jaguar
P1603
EEPROM Malfunction
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Mazda
P1603
Immobilizer System Fault
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Volkswagen
P1603
Internal Control Module Self Check
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BMW
P1604
Control Module Self Test Speed Monitoring
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Buick / Cadillac +4
P1604
Loss Of IPC Serial Data
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Mazda
P1604
Immobilizer System Fault
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Volkswagen
P1604
Internal Control Module Driver Error
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Buick / Cadillac +4
P1605
Loss Of HVAX Serial Data
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Ford / Lincoln +1
P1605
PCM Keep Alive Memory Test Error
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Jaguar
P1605
Keep Alive Memory Test Failure
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Lexus
P1605
Knock Control CPU Malfunction
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Mazda
P1605
Powertrain Control Module Keep Alive Memory Test Error
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Nissan
P1605
AT Diagnostic Communication Line
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Toyota
P1605
Knock Control CPU
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Volkswagen
P1605
Rough Road Acceleration Sensor Electrical Malfunction
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Buick / Cadillac +4
P1606
Serial Communication Problem With Device 6
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Jaguar
P1606
ECM Control Relay Output Circuit
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Kia
P1606
Chassis Accelerator Sensor Signal Circuit Fault
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Volkswagen
P1606
Rough Road Spec Engine Torque ABS ECU Electrical Malfunction
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BMW
P1607
CAN Version
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Buick / Saturn
P1607
Serial Communication Problem With Devise 7
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Cadillac / Chevrolet +2
P1607
Serial Communication Problem With Device 7
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Acura / Honda
P1607
ECM Internal Circuit Failure A
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Jaguar
P1607
MIL Output Circuit
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Volkswagen
P1607
Vehicle Speed Signal Error Message From Instrument Cluster
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BMW
P1608
Serial Communicating Link Control Module
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Buick / Cadillac +4
P1608
Serial Communication Problem With Device 8
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Acura / Honda
P1608
ECM Internal Circuit Failure B
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Jaguar
P1608
Watchdog Malfunction
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Kia
P1608
PCM Malfunction
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Mazda
P1608
Powertrain Control Module ECM CPU DTC Test Fault
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Volkswagen
P1608
Steering Angle Signal Error Message From Steering Angle Sensor
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BMW
P1609
Serial Communicating Link EML
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Buick / Cadillac +4
P1609
Loss Of TCS Serial Data
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Jaguar
P1609
Internal Control Module CPU To CPU Communication Failure
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Mazda
P1609
Powertrain Control Module ECM CPU Knock Sensor Circuit
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Volkswagen
P1609
Crash Shut Down Activated
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Buick / Cadillac +4
P1610
Loss Of PZM Serial Data
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Mercedes-Benz
P1610
Voltage Supply Missing Or Relay Module K40
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BMW
P1611
Serial Communicating Link Transmission Control Module
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These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.