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2006-09 Model

SYMPTOM TROUBLESHOOTING INDEX - 2006-09 MODEL

Symptom Diagnostic procedure Also check for
Cruise control cannot be set
  1. Check for PGM-FI DTCs.
  2. Check the No. 47 (15 A) fuse in the main underhood fuse/relay box, and the No. 6 (15 A) fuse in the under-dash fuse/relay box.
  3. Do the cruise control input test (see CRUISE CONTROL INPUT TEST  ).
  4. Do the cruise control set/decel, resume/accel, cancel switch test (see CRUISE CONTROL SET/DECEL, RESUME/ACCEL SWITCH TEST/REPLACEMENT  ).
 Poor ground G501
Cruise control can be set, but the cruise control indicator does not come on
  1. Check for PGM-FI DTCs.
  2. Do the gauge assembly self-diagnostic function procedure (see SELF-DIAGNOSTIC FUNCTION ).
  3. Do the cruise control input test (see CRUISE CONTROL INPUT TEST  ). Test the cruise control indicator signal input.
 Faulty gauge assembly
Vehicle does not decelerate or accelerate accordingly when the set/decel or resume/accel switch is pressed
  1. Check for PGM-FI DTCs.
  2. Do the cruise control input test (see CRUISE CONTROL INPUT TEST  ). Test the cruise control set/decel and resume/accel switch signal inputs.
  3. Do the cruise control set/decel, resume/accel, cancel switch test (see CRUISE CONTROL SET/DECEL, RESUME/ACCEL SWITCH TEST/REPLACEMENT  ).
 Open circuit, loose or disconnected terminals: LT GRN/RED or LT GRN/BLK wire
Set speed does not cancel when the brake pedal is pressed
  1. Check for PGM-FI DTCs.
  2. Do the cruise control input test (see CRUISE CONTROL INPUT TEST  ). Test the brake pedal position switch signal input.
  3. Do the brake pedal position switch test (see BRAKE PEDAL POSITION SWITCH TEST ).
  • Short to power in the GRY wire
  • Faulty brake pedal position switch
Set speed does not cancel (engine RPM stays high) when the clutch pedal is pressed
  1. Check for PGM-FI DTCs.
  2. Do the cruise control input test (see CRUISE CONTROL INPUT TEST  ). Test the clutch pedal position switch signal input.
  3. Do the clutch pedal position switch test (see CLUTCH PEDAL POSITION SWITCH TEST  ).
  • Short to ground in the PNK wire
  • Faulty clutch pedal position switch
Set speed does not cancel when the cruise control main switch is turned off
  1. Check for PGM-FI DTCs.
  2. Do the cruise control input test (see CRUISE CONTROL INPUT TEST  ). Test the cruise control main switch signal input.
  3. Do the cruise control set/decel, resume/accel, cancel switch test (see CRUISE CONTROL SET/DECEL, RESUME/ACCEL SWITCH TEST/REPLACEMENT  ).
 Short to power in the LT GRN wire
Set speed does not cancel when the cancel switch is pressed
  1. Check for PGM-FI DTCs.
  2. Check the No. 47 (15 A) fuse in the main underhood fuse/relay box.
  3. Do the cruise control input test (see CRUISE CONTROL INPUT TEST  ). Test the cruise control cancel switch signal input.
  4. Do the cruise control set/decel, resume/accel, cancel switch test (see CRUISE CONTROL SET/DECEL, RESUME/ACCEL SWITCH TEST/REPLACEMENT  ).
 Open circuit, loose or disconnected terminals: LT GRN/RED or LT GRN/BLK wire
Set speed will not resume when the resume/accel switch is pressed (with the cruise control main switch turned on, and set speed temporarily canceled by pressing the brake pedal)
  1. Check for PGM-FI DTCs.
  2. Check the brake pedal position switch adjustment (see ABS MODULATOR-CONTROL UNIT REMOVAL AND INSTALLATION ).
  3. Check the No. 47 (15 A) fuse in the main underhood fuse/relay box.
  4. Do the cruise control input test (see CRUISE CONTROL INPUT TEST  ). Test the cruise control resume/accel switch signal input. Test the brake pedal position switch signal input.
  5. Do the cruise control set/decel, resume/accel, cancel switch test (see CRUISE CONTROL SET/DECEL, RESUME/ACCEL SWITCH TEST/REPLACEMENT  ).
  • Open circuit, loose or disconnected terminals: LT GRN/BLK wire
  • Faulty brake pedal position switch
Set speed will not resume when the resume/accel switch is pressed (with the cruise control main switch turned on, and set speed temporarily canceled by pressing the clutch pedal)
  1. Check for PGM-FI DTCs.
  2. Check the clutch pedal position switch adjustment (see CLUTCH PEDAL, CLUTCH PEDAL POSITION SWITCH, AND CLUTCH INTERLOCK SWITCH ADJUSTMENT ).
  3. Do the cruise control input test (see CRUISE CONTROL INPUT TEST  ). Test the cruise control resume/accel switch signal input. Test the clutch pedal position switch signal input. Do the cruise control set/decel, resume/accel, cancel
  4. Switch test (see CRUISE CONTROL SET/DECEL, RESUME/ACCEL SWITCH TEST/REPLACEMENT  ).
  • Open circuit, loose or disconnected terminals: LT GRN/BLK wire
  • Faulty clutch pedal position switch
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