P1602  Loss of EBTCM Serial Data 
P1603  Loss of SDM Serial Data 
P1604  Loss of IPC Serial Data 
P1605  Loss of HVACC Serial Data P1605  Keep Alive Memory Failure (Ford) 
P1605  Powertrain Control Module (Mazda) 
P1607  Malfunction In PCM Internal Circuit (Acura) 
P1610  Loss of PZM Serial Data 
P1611  Loss of CVRTD Serial Data 
P1617  Engine Oil Level Switch Circuit 
P1621  PCM Memory Performance 
P1626  Theft Deterrent System – Fuel Enable Circuit 
P1630  Theft Deterrent – PCM in Learn Mode 
P1631  Theft Deterrent – Password Incorrect 
P1632  Theft Deterrent – Fuel Disabled 
P1633  Ignition Supplement Power Circuit Low Voltage 
P1633  Keep Alive Power Voltage Too Low (Ford) 
P1634  Ignition 1 Power Circuit Low Voltage 
P1635  5 Volt Reference Circuit (GM) 
P1635  Tire/Axle Out Of Acceptable Range (Ford) 
P1639  5 Volt Reference 2 Circuit (GM) 
P1639  Vehicle ID Block Not Programmed Or Corrupt (Ford) 
P1640  DTC’s Available In Another Module (Ford) 
P1640  Driver 1 – Input High Voltage 
P1641  Malfunction Indicator Lamp (MIL) Control Circuit 
P1642  Vehicle Speed Output Circuit 
P1644  Delivered Torque Output Circuit 
P1645  EVAP Solenoid Output Circuit 
P1646  EVAP Vent Valve Output Circuit 
P1650  Driver 2 – Input High Voltage 
P1650  Power Steering Pressure Switch Malfunction (Ford) 
P1650  Power Steering Pressure Switch Out Of Range (Mazda) 
P1651  Power Steering Pressure Switch Input Malfunction (Mazda) 
P1651  Power Steering Pressure Switch Signal Malfunction (Ford) 
P1652  Lift/Dive Circuit 
P1654  Cruise Disable Output Circuit 
P1656  Automatic Transaxle (Acura) 
P1660  Cooling Fan Control Circuits 
P1660  A/T FI Data Line Failure (Acura) 
P1676  FPTDR Signal Failure (Acura) 
P1678  FPTDR Signal Line Failure (Acura) 
P1680  Clutch Released Switch Circuit (CHRYSLER) 
P1681  No I/P Cluster CCD/J1850 Messages Received (CHRYSLER) 
P1681  A/T FI Signal A Low Input (Acura) 
P1682  A/T FI Signal A High Input (Acura) 
P1682  Charging System Voltage Too Low (CHRYSLER) 
P1683  Speed Control Power Relay or S/C 12V Driver Circuit (CHRYSLER) 
P1685  Skim Invalid Key(CHRYSLER) 
P1686  No SKIM Bus Message Received (CHRYSLER) 
P1686  A/T FI Signal B Low Input (Acura) 
P1687  A/T FI Signal B High Input (Acura) 
P1687  No Cluster Bus Message (CHRYSLER) 
P1689  Traction Control Delivered Torque Output Circuit (GM) 
P1693  DTC Detected In Companion Mode (CHRYSLER) 
P1694  Fault In Companion Mode (CHRYSLER) 
P1695  No CCD/J185O Message From BCM (CHRYSLER) 
P1696  PCM Failure EEPROM Write Denied (CHRYSLER) 
P1697  PCM Failure SRI Mile Not Stored (CHRYSLER) 
P1698  No Bus Message From TCM (CHRYSLER)