Keyless/Power Door Lock System

Control Unit Input Test - Without Super Locking (cont'd)

 22-230  
Cavity Wire Test condition Test: Desired result Possible cause if result is not obtained
J6 ORN Under all conditions Attach to ground:

The horn should sound.
  • Blown No. 7 (15A) fuse in the under-hood fuse/relay box
  • Faulty horn relay
  • Faulty horn
  • An open in the wire
J7 WHT Under all conditions Check for voltage to ground:

There should be battery voltage.
  • Blown No. 16 (20A) fuse in the under-hood fuse/relay box
  • An open in the wire
K2 BLU/ORN Under all conditions Check for continuity between the K2 terminal and the keyless receiver unit 5P connector No. 2 terminal with the 5P connector disconnected:

There should be continuity.
  • An open in the wire
P18 RED Trunk lid or tailgate open Check for voltage to ground:

There should be 1 V or less.
  • Poor ground (G601 or G553)
  • Faulty trunk or tailgate switch
  • An open in the wire
Trunk lid or tailgate closed Check for voltage to ground:

There should be 5 V or more.
  • Faulty trunk switch
  • Short to ground
Q2 GRN/WHT Left (right) rear door open Check for voltage to ground:

There should be 1 V or less.
  • Faulty left (right) rear door switch
  • An open in the wire
Left (right) rear door closed Check for voltage to ground:

There should be 5 V or more.
  • Faulty left (right) rear door switch
  • Short to ground
Q3 GRN Driver's door open Check for voltage to ground: There should be 1 V or less.
  • Faulty driver's door switch
  • An open in the wire
Driver's door closed Check for voltage to ground:

There should be 5 V or more
  • Faulty driver's door switch
  • Short to ground
Q4 LT GRN/RED Front passenger's door open Check for voltage to ground:

There should be 1 V or less
  • Faulty front passenger's door switch
  • An open in the wire
Front passenger's door closed Check for voltage to ground: There should be 5 V or more
  • Faulty front passenger's door switch
  • Short to ground
X5 RED/WHT Ignition key inserted into the ignition switch Check for voltage to ground:

There should be 1 V or less.
  • Poor ground (G401)
  • Faulty ignition key switch
  • An open in the wire
Ignition key removed from the ignition switch Check for voltage to ground:

There should be 5 V or more
  • Faulty ignition key switch
  • Short to ground
Y8 YEL/RED Driver's door lock knob switch locked Check for voltage to ground:

There should be 1 V or less.
  • Poor ground (G501)
  • Faulty driver's door lock knob switch
  • An open in the wire
Driver's door lock knob switch unlocked Check for voltage to ground: There should be 5 V or more
  • Faulty driver's door lock knob switch
  • Short to ground
Y10 WHT/GRN Driver's door lock switch unlocked Check for voltage to ground:

There should be 1 V or less.
  • Poor ground (G502)
  • Faulty driver's door lock switch
  • An open in the wire
Driver's door lock switch in neutral Check for voltage to ground:

There should be 5 V or more
  • Faulty driver's door lock switch
  • Short to ground
Y12 WHT/BLU Driver's door lock switch locked Check for voltage to ground:

There should be 1 V or less.
  • Poor ground (G502)
  • Faulty driver's door lock switch
  • An open in the wire
Driver's door lock switch in neutral Check for voltage to ground:

There should be 5 V or more.
  • Faulty driver's door lock switch
  • Short to ground
Y7 WHT/BLK Driver's door lock switch locked Check for voltage to ground:

There should be 1 V or less
  • Poor ground (G501)
  • Faulty driver's door lock knob switch
  • An open in the wire
Driver's door lock switch in neutral Check for voltage to ground:

There should be 5 V or more.
  • Faulty driver's door lock knob switch
  • Short to ground
Y2 BLU/ORN Keyless transmitter unlock button is pushed Check for continuity between the Y2 terminal and security control unit A17 terminal:

There should be continuity.
  • An open in the wire
Y3 LT GRN/BLK Keyless transmitter unlock button is pushed Check for continuity between the Y3 terminal and security control unit A6 terminal:

There should be continuity.
  • An open in the wire