THE CODE DIRECTORY

Diagnostic code references — Page 65.

Browse canonical reference entries. Each definition keeps its own source and vehicle-applicability limits.

11,786 code references

Acura / Honda
P1671

A/T FI Data Line No Signal

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Buick / Cadillac +4
P1672

Low Engine Oil Level Lamp Control Circuit

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Acura / Honda
P1672

A/T FI Data Line Failure

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Buick / Cadillac +4
P1673

Engine Hot Lamp Control Circuit

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Buick / Cadillac +4
P1674

Tachometer Control Circuit

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Buick / Cadillac +4
P1675

EVAP Vent Solenoid Control Circuit

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Buick / Cadillac +4
P1676

Driver 4 Line 6

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Acura / Honda
P1676

Traction Control System FI Data Line No Signal

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Volkswagen
P1676

Drive By Wire MIL Circuit Electrical Malfunction

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Buick / Cadillac +4
P1677

Driver 4 Line 7

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Acura / Honda
P1677

Traction Control System FI Data Line Failure

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Volkswagen
P1677

Drive By Wire MIL Circuit Short To B+

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Acura / Honda
P1678

FPTDR Signal Line Failure

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Volkswagen
P1678

Drive By Wire MIL Circuit Short To Ground

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Volkswagen
P1679

Drive By Wire MIL Circuit Open Circuit

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Chrysler / Dodge +3
P1680

Clutch Released Switch Circuit Open Or Shorted

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Mazda
P1680

Metering Oil Pump Failure

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Buick / Cadillac +4
P1681

Driver 5 Line 1

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Acura / Honda
P1681

A/T FI Signal A Low Input

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Chrysler / Dodge +3
P1681

No Instrument Panel Cluster CCD/J1850 Messages Received

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Volkswagen
P1681

Control Module Programming Not Finished

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Buick / Cadillac +4
P1682

Driver 5 Line 2

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Acura / Honda
P1682

A/T FI Signal A High Input

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Chrysler / Dodge +3
P1682

Charging System Voltage Too Low

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Mazda
P1682

Metering Oil Pump Failure

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Buick / Cadillac +4
P1683

Driver 5 Line 3

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Chrysler / Dodge +3
P1683

Speed Control Power Relay Or Speed Control 12 Volt Driver Circuit Open Or Shorted

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Mazda
P1683

Metering Oil Pump Temperature Sensor Circuit

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Buick / Cadillac +4
P1684

Driver 5 Line 4

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Chrysler / Dodge +3
P1684

Battery Disconnected Within Last 50 Starts

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Mazda
P1684

Metering Oil Pump Position Sensor Circuit

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Volkswagen
P1684

Control Unit Programming Communication Error

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Buick / Cadillac +4
P1685

Driver 5 Line 5

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Chrysler / Dodge +3
P1685

Skim Invalid Key

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Mazda
P1685

Metering Oil Pump Stepping Motor Cont Circuit

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Buick / Cadillac +4
P1686

Driver 5 Line 6

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Acura / Honda
P1686

A/T FI Signal B Low Input

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Chrysler / Dodge +3
P1686

No SKIM Bus Message Received

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Mazda
P1686

Metering Oil Pump Stepping Motor Cont Circuit

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Volkswagen
P1686

Control Unit Error Programming

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Buick / Cadillac +4
P1687

Driver 5 Line 7

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Acura / Honda
P1687

A/T FI Signal B High Input

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Chrysler / Dodge +3
P1687

No Cluster Bus Message

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Mazda
P1687

Metering Oil Pump Stepping Motor Cont Circuit

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Chrysler / Dodge +3
P1688

Internal Fuel Injection Pump Controller Failure

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Mazda
P1688

Metering Oil Pump Stepping Motor Cont Circuit

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Buick / Cadillac +4
P1689

Delivered Torque Circuit Fault

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Chrysler / Dodge +3
P1689

No Communication Between ECM & Injection Pump Module

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Mazda
P1689

Oil Pressure Control Solenoid Circuit

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BMW
P1690

Malfunction Indicator Lamp MIL Electrical

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Buick / Cadillac +4
P1690

ECM Loop Overrun

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Ford / Lincoln +1
P1690

Wastegate Solenoid Circuit Malfunction

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Acura / Honda
P1690

Traction Control System STB Line Failure

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Chrysler / Dodge +3
P1690

Fuel Injection Pump CKP Sensor Does Not Agree With ECM CKP Sensor

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Mazda
P1690

Wastegate Solenoid Circuit

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Volkswagen
P1690

MIL Malfunction

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Buick / Cadillac +3
P1691

Coolant Gage Circuit Low Voltage

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Chrysler / Dodge +3
P1691

Fuel Injection Pump Controller Calibration Failure

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Mazda
P1691

Turbo Pressure Control Solenoid Circuit

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Oldsmobile
P1691

Coolant Gauge Circuit Low Voltage

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Volkswagen
P1691

MIL Open Circuit

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Buick / Cadillac +3
P1692

Coolant Gage Circuit High Voltage

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Mazda
P1692

Turbo Control Solenoid Circuit

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Oldsmobile
P1692

Coolant Gauge Circuit High Voltage

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Volkswagen
P1692

MIL Short To Ground

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Buick / Cadillac +4
P1693

Tachometer Circuit Low Voltage

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Chrysler / Dodge +3
P1693

DTC Detected In ECM Or PCM

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Kia
P1693

MIL Circuit Malfunction

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Mazda
P1693

Turbo Charge Control Circuit

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Volkswagen
P1693

MIL Short To B+

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Buick / Saturn
P1694

Tachometer Circuit High Voltag

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Cadillac / Chevrolet +2
P1694

Tachometer Circuit High Voltage

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Chrysler / Dodge +3
P1694

No CCD Messages Received From ECM

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Mazda
P1694

Turbo Charge Relief Circuit

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Volkswagen
P1694

MIL Open Short To Ground

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Buick / Cadillac +3
P1695

Remote Keyless Entry Circuit Low

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Chrysler / Dodge +3
P1695

No CCD/J1850 Message From BCM

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Oldsmobile
P1695

TCM To ECM Torque Reduction Circuit

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Buick / Cadillac +3
P1696

Remote Keyless Entry Voltage High

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Acura / Honda
P1696

Traction Control Fuel Cut Signal Low Input

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Jaguar
P1696

CAN Link Engine Control Module Cruise Control Module Circuit Network

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Chrysler / Dodge +4
P1696

PCM Failure EEPROM Write Denied

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Acura / Honda
P1697

Traction Control Fuel Cut Signal High Input

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Jaguar
P1697

Cruise Control Distance Control Input Circuit

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Chrysler / Dodge +3
P1697

PCM Failure SRI Mile Not Stored

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Chrysler / Dodge +3
P1698

No CCD Messages Received From PCM

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Mitsubishi
P1698

No CCD Messages From TCM

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Subaru
P1698

Engine Torque Control Cut Signal Circuit Low Input

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Chrysler / Dodge +3
P1699

No CCD/J1850 Messages Received From The Climate Control Module (CCM)

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Subaru
P1699

Engine Torque Control Cut Signal Circuit High Input

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Buick / Cadillac +4
P1700

Transmission MIL Request

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Jaguar
P1700

Transmission Indeterminate Failure Failed To Neutral

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Lexus
P1700

Vehicle Speed Meter Circuit Fault

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Subaru
P1700

Throttle Position Sensor Circuit Malfunction AT

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Suzuki
P1700

TCM Throttle Position Sensor Circuit Fault

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Toyota
P1700

Vehicle Speed Sensor 2 Circuit Fault

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Buick / Cadillac +4
P1701

Transmission MIL Request Circuit

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Ford / Lincoln +1
P1701

Reverse Engagement Error

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Mazda
P1701

Transmission Range Sensor Reverse Engagement Error

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Nissan
P1701

Fuel Trim

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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.