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LTST DTC PEND Latest Diagnostic Trouble Code Is Pending Diagnostic Trouble Code
LTST TRAN DTC Latest Transmission Diagnostic Trouble Code Stored
M SNCDTCCL Mileage Since Diagnostic Trouble Codes Cleared
M/T CLUTCH DIS Manual Transmission Clutch Disengaged
MAF Mass Air Flow Sensor
MAF BURNOFF Mass Air Flow Burnoff
MAF FREQ Mass Air Flow Sensor Frequency
MAF IDLE FUL EGR MAF Idle Diagnosis Full EGR
MAF IDLE NO EGR MAF Idle Diagnosis No EGR
MAF RAW INP Mass Air Flow Raw Input Frequency
MAF SEN 1 Mass Air Flow Sensor 1
MAF(GM/SEC)/(LB/M) Mass Air Flow lb/m or gm/sec
MAF/EGR FLOW Desired MAF/EGR Flow
MAF/EGR FLOW DES Desired MAF/EGR Flow
MALF HISTORY Malfunction History Display
MANFLD TUNING Manifold Tuning
MANIFGAUGE Manifold Gauge Pressure
MAP Manifold Absolute Pressure
MAP A/D LRN Manifold Pressure Sensor Analog To Digital Reading Learned Value
MAP DIFRNTIAL Manifold Absolute Pressure Differential
MAP GAU Manifold Absolute Pressure Gauge
MAP GAUGE ("HG) Manifold Absolute Pressure Gauge Reading
MAP PASSES/FAILED Manifold Absolute Pressure Sensor Test Pass/fail
MAP TCM Manifold Absolute Pressure MAP-TCM
MAP TURBO Manifold Absolute Presssure Turbo
MASFUELDES Mass Fuel Desired
MAT (°C)/(°F) See IAT
MC DUTY CYC Mixture Control Solenoid Duty Cycle
MC DWL(°) Mixture Control Solenoid Dwell
MEA INJ TIM Measured Diesel Fuel Injection Pump Timing
MED RES ENG Medium Resolution Engine Speed Activity
MED RES REF Medium Resolution Reference Pulses
MED RE-SYNC Medium Resolution Re-syncs Counter
METHANOL (%) Methanol Fuel Content
MF F SNC 1F Total Misfire Failures Since First Fail
MF P SNC 1F Total Misfire Passes Since First Fail
MID SPK MOD Mid. Spark Modifier
MIL (CHK ENG LIGHT) Malfunction Indicator Lamp
MIL DIST Distance Since Malfunction Indicator Lamp Came On
MIL DRVR H Malfunction Indicator Lamp Driver High
MIL DRVR L Malfunction Indicator Lamp Driver Low
MIL STATUS MIL Light Status
MIL TIM Minutes Run By Malfunction Indicator Lamp Since Activated
MIL WAS ON Malfunction Indicator Lamp Was ON
MIL WAS ON/DTC Malfunction Indicator Lamp Was ON For This Fault
MIN AIRFLW Minimum Airflow
MIN AIS Minimum Automated Idle Speed Position
MIN IAT Minimum Intake Air Temperature
MIN THROT (V) Minimum Throttle Position Sensor - PCM Value
MIS CUR 1 Misfire Current Cyl #1
MIS CUR 2 Misfire Current Cyl #2
MIS CUR 3 Misfire Current Cyl #3
MIS CUR 4 Misfire Current Cyl #4
MIS CUR 5 Misfire Current Cyl #5
PID Extended Description