FixVault

Symptom Troubleshooting Index

WARNING: This page is about a different car, the 2008 Acura TSX, 2007 Acura TSX, 2006 Acura TSX, 2005 Acura TSX, and 2004 Acura TSX. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM TROUBLESHOOTING CHART

Symptom Diagnostic procedure Also check for
Cruise control cannot be set
  1. Check for PGM-FI DTCs (see GENERAL TROUBLESHOOTING INFORMATION ) and body DTCs (see HOW TO CHECK FOR DTCS WITH THE HONDA DIAGNOSTIC SYSTEM (HDS) ).
  2. Check the No. 13 (20 A) fuse in the under-hood fuse/ relay box, and the No. 18(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 combination switch test (see CRUISE CONTROL COMBINATION SWITCH TEST/REPLACEMENT  ).
Poor ground G501
Cruise control can be set, but the cruise main indicator does not come on
  1. Check for PGM-FI DTCs (see GENERAL TROUBLESHOOTING INFORMATION ) and body DTCs (see HOW TO CHECK FOR DTCS WITH THE HONDA DIAGNOSTIC SYSTEM (HDS) ).
  2. Do the gauge control module self-diagnostic function procedure (see SELF-DIAGNOSTIC FUNCTION ).
  3. Do the cruise control input test (see CRUISE CONTROL INPUT TEST  ). Test the cruise control main switch signal input.
Faulty gauge control module
Cruise control can be set, but the cruise control indicator does not come on
  1. Check for PGM-FI DTCs (see GENERAL TROUBLESHOOTING INFORMATION ) and body DTCs (see HOW TO CHECK FOR DTCS WITH THE HONDA DIAGNOSTIC SYSTEM (HDS) ).
  2. Do the gauge control module 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 control module
Vehicle does not decelerate or accelerate accordingly when the set/ decel or resume/accel switch is pressed
  1. Check for PGM-FI DTCs (see GENERAL TROUBLESHOOTING INFORMATION ) and body DTCs (see HOW TO CHECK FOR DTCS WITH THE HONDA DIAGNOSTIC SYSTEM (HDS) ).
  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 combination switch test (see CRUISE CONTROL COMBINATION SWITCH TEST/REPLACEMENT  ).
Open circuit, loose or disconnected terminals: LT GRN or GRY wire
Set speed does not cancel when the brake pedal is pressed
  1. Check for PGM-FI DTCs (see GENERAL TROUBLESHOOTING INFORMATION ) and body DTCs (see HOW TO CHECK FOR DTCS WITH THE HONDA DIAGNOSTIC SYSTEM (HDS) ).
  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 in the WHT/BLK wire
  • Faulty brake pedal position switch
Set speed does not cancel (engine rpm stays high) when the clutch pedal is pressed (M/T)
  1. Check for PGM-FI DTCs (see GENERAL TROUBLESHOOTING INFORMATION ) and body DTCs (see HOW TO CHECK FOR DTCS WITH THE HONDA DIAGNOSTIC SYSTEM (HDS) ).
  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 CRUISE CONTROL COMBINATION SWITCH TEST/REPLACEMENT  ).
  • Short in the LT BLU 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 (see GENERAL TROUBLESHOOTING INFORMATION ) and body DTCs (see HOW TO CHECK FOR DTCS WITH THE HONDA DIAGNOSTIC SYSTEM (HDS) ).
  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 combination switch test (see CRUISE CONTROL COMBINATION SWITCH TEST/REPLACEMENT  ).
Short to ground in the LT GRN wire
Set speed does not cancel when the cancel switch is pressed
  1. Check for PGM-FI DTCs (see GENERAL TROUBLESHOOTING INFORMATION ) and body DTCs (see HOW TO CHECK FOR DTCS WITH THE HONDA DIAGNOSTIC SYSTEM (HDS) ).
  2. Do the cruise control input test (see CRUISE CONTROL INPUT TEST  ). Test the cruise control cancel switch signal input.
  3. Do the cruise control combination switch test (see CRUISE CONTROL COMBINATION SWITCH TEST/REPLACEMENT  ).
Open circuit, loose or disconnected terminals: LT GRN or GRY 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 (see GENERAL TROUBLESHOOTING INFORMATION ) and body DTCs (see HOW TO CHECK FOR DTCS WITH THE HONDA DIAGNOSTIC SYSTEM (HDS) ).
  2. Check the brake pedal position switch adjustment (see BRAKE PEDAL AND BRAKE PEDAL POSITION 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 brake pedal position switch signal input.
  4. Do the cruise control combination switch test (see CRUISE CONTROL COMBINATION SWITCH TEST/REPLACEMENT  ).
  • Open circuit, loose or disconnected terminals: LT GRN 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) (M/T)
  1. Check for PGM-FI DTCs (see GENERAL TROUBLESHOOTING INFORMATION ) and body DTCs (see HOW TO CHECK FOR DTCS WITH THE HONDA DIAGNOSTIC SYSTEM (HDS) ).
  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.
  4. Do the cruise control combination switch test (see CRUISE CONTROL COMBINATION SWITCH TEST/REPLACEMENT  ).
  • Open circuit, loose or disconnected terminals: LT BLU wire
  • Faulty clutch pedal position switch