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Cruise Control Inoperative, Speedometer Operative

  1. If preliminary inspection has been performed, go to next step. If preliminary inspection has not been performed, go to PRELIMINARY INSPECTION  under TROUBLE SHOOTING.
  2. Turn ignition switch to ON position. Push cruise lever in CRUISE ON position and release. If CRUISE indicator light does not come on, go to next step. If CRUISE indicator light comes on, go to step  10 .
  3. Check for open ECU-IG fuse (10-amp) in junction block No. 2. See COMPONENT LOCATIONS  . If ECU-IG fuse is open, go to next step. If ECU-IG fuse is okay, go to step  7 .
  4. Turn ignition switch to OFF position. Disconnect Cruise Control Module (CCM) harness connector. See COMPONENT LOCATIONS  . Using ohmmeter, measure resistance between ground and CCM harness connector terminal No. 9 (Black/Yellow wire). If resistance is not infinite, go to next step. If resistance is infinite, go to step  6 .
  5. Repair short to ground in Black/Yellow wire between CCM harness connector terminal No. 9 and junction block No. 2 harness connector C4 terminal No. 8. See WIRING DIAGRAMS  . After repair, check cruise control system for normal operation.
  6. Replace ECU-IG fuse. Reconnect CCM harness connector. Turn ignition switch to ON position. Push cruise lever in CRUISE ON position and release. If fuse does not blow, go to next step. If ECU-IG fuse blows, go to step  43 .
  7. Turn ignition switch to OFF position. Disconnect Cruise Control Module (CCM) harness connector. Using ohmmeter, measure resistance between ground and CCM harness connector terminal No. 16 (White/Black wire). If resistance is 0-2 ohms, go to next step. If resistance is not 0-2 ohms, go to step  29 .
  8. Turn ignition switch to ON position. Using DVOM connected to ground, measure voltage at CCM harness connector terminal No. 9 (Black/Yellow wire). If battery voltage does not exist, go to next step. If battery voltage exists, go to step  10 .
  9. Repair open in Black/Yellow wire between CCM harness connector terminal No. 9 and junction block No. 2 harness connector C4 terminal No. 8. See WIRING DIAGRAMS  . After repair, check cruise control system for normal operation.
  10. Turn ignition switch to OFF position. Disconnect CCM harness connector. Using ohmmeter, measure resistance between ground and CCM harness connector terminal No. 11 (White/Blue wire). Press and hold cruise lever in CRUISE ON/OFF position. If resistance is more than 2 ohms, go to next step. If resistance is 2 ohms or less, go to step  19 .
  11. Disable air bag system. See appropriate AIR BAG RESTRAINT SYSTEMS article. Place front wheels straight ahead. Remove steering wheel. Remove steering column upper and lower trim covers. Disconnect inflatable restraint steering wheel module coil harness connector C1. Using ohmmeter, measure resistance in White/Blue wire between inflatable restraint steering wheel module coil harness connector C1 terminal No. 5 and CCM harness connector terminal No. 11. If resistance is greater than 2 ohms, go to next step. If resistance is 2 ohms or less, go to step  13 .
  12. Repair open in White/Blue wire between inflatable restraint steering wheel module coil harness connector C1 terminal No. 5 and CCM harness connector terminal No. 11. See WIRING DIAGRAMS  . After repair, check cruise control system for normal operation.
  13. Disconnect cruise control functional switches harness connector C2. Measure resistance between cruise control functional switches harness connector C2 terminals No. 3 (White/Black wire) and No. 5 (White wire). Press and hold cruise lever in CRUISE ON/OFF position. If resistance is greater than 2 ohms, go to next step. If resistance is 2 ohms or less, go to step  15 .
  14. Check cruise control functional switches for poor connection(s). Repair connection(s) as necessary. If cruise control functional switches connections are okay, replace cruise control functional switches. See CRUISE CONTROL FUNCTIONAL SWITCHES  under REMOVAL & INSTALLATION. After repair, check cruise control system for normal operation.
  15. Ensure cruise control functional switches harness connector C2 is disconnected. Using ohmmeter, measure resistance between ground and inflatable restraint steering wheel module coil harness connector C1 terminal No. 3 (White/Black wire). If resistance is 2 ohms or less, go to next step. If resistance is more than 2 ohms, go to step  17 .
  16. Disconnect inflatable restraint module harness connector C1. Using an ohmmeter, measure resistance between inflatable restraint module harness connector C1 terminal No. 3 and inflatable restraint module harness connector C2 terminal No. 3. If resistance is 0-2 ohms, go to next step. If resistance is not 0-2 ohms, go to step  18 .
  17. Repair open in White/Black wire between inflatable restraint steering wheel module coil harness connector C1 terminal No. 3 and ground connection located behind right side kick panel. See WIRING DIAGRAMS  . After repair, check cruise control system for normal operation.
  18. Replace inflatable restraint steering wheel module coil. See appropriate AIR BAG RESTRAINT SYSTEMS article. After repair, check cruise control system for normal operation.
  19. Ensure CCM harness connector is disconnected. Using ohmmeter, measure resistance between ground and CCM harness connector terminal No. 10 (Green/Black wire). Pull cruise lever back and hold in CANCEL position while observing ohmmeter reading. Resistance should be 400-440 ohms. If resistance is not as specified, go to next step. If resistance is as specified, go to step  23 .
  20. Disconnect cruise control functional switches harness connector. Using ohmmeter, measure resistance between cruise control functional switches harness connector terminals No. 3 (White/Black wire) and No. 4 (Red wire). Pull cruise lever back and hold in CANCEL position while observing ohmmeter reading. Resistance should be 400-440 ohms. If resistance is as specified, go to next step. If resistance is not as specified, go to step  14 .
  21. Ensure cruise control functional switches harness connector is disconnected. Disconnect CCM harness connector. Using ohmmeter, measure resistance of Green/Black wire between CCM harness connector terminal No. 10 and inflatable restraint steering wheel module coil harness connector C1 terminal No. 4. If resistance is greater than 2 ohms, go to next step. If resistance is 2 ohms or less, go to step  19 .
  22. Repair open in Green/Black wire between CCM harness connector terminal No. 10 and inflatable restraint steering wheel module coil harness connector C1 terminal No. 4. See WIRING DIAGRAMS  . After repair, check cruise control system for normal operation.
  23. Disconnect CCM harness connector. Turn ignition switch to ON position. Connect DVOM between ground and CCM harness connector terminal No. 3 (Blue/Black wire). On automatic transaxle equipped vehicles, move shift lever to Drive. On all models, if battery voltage exists, go to step  25 . If battery voltage does not exist, go to next step.
  24. Repair open in Blue/Black wire between battery voltage and CCM harness connector terminal No. 3. See WIRING DIAGRAMS  . After repair, check cruise control system for normal operation.
  25. Ensure ignition switch is in OFF position. Disconnect CCM harness connector. Using DVOM connected to ground, measure voltage at CCM harness connector terminal No. 2 (Green/White wire). Voltage should not exist. If voltage exists, go to next step. If voltage does not exist, go to step  30 .
  26. Using DVOM connected to ground, measure voltage at brakelight switch harness connector terminal No. 1 (Green/White wire). Voltage should not exist. If voltage exists, go to next step. If voltage does not exist, go to step  28 .
  27. Check brakelight switch adjustment. See BRAKELIGHT SWITCH  under ADJUSTMENTS. If adjustment is okay, replace brakelight switch. See BRAKELIGHT SWITCH  under REMOVAL & INSTALLATION. After repair, check cruise control system for normal operation.
  28. Repair short to battery voltage in Green/White wire between CCM harness connector terminal No. 2 and brakelight switch harness connector terminal No. 1. After repair, check cruise control system for normal operation.
  29. Repair open in White/Black wire between CCM harness connector terminal No. 16 and ground connection located behind right side body hinge pillar trim panel. See WIRING DIAGRAMS  . After repair, check cruise control system for normal operation.
  30. Using ohmmeter, measure resistance between ground and CCM harness connector terminal No. 8 (Green/Black wire). Resistance should be 30-80 ohms. If resistance is not as specified, go to next step. If resistance is as specified, go to step  39 .
  31. Disconnect brakelight switch harness connector. Measure resistance of Green/Black wire between CCM harness connector terminal No. 8 and brakelight switch harness connector terminal No. 3. If resistance is not 0-2 ohms, go to next step. If resistance is 0-2 ohms, go to step  33 .
  32. Repair open in Green/Black wire between CCM harness connector terminal No. 8 and brakelight switch harness connector terminal No. 3. See WIRING DIAGRAMS  . After repair, check cruise control system for normal operation.
  33. Ensure brakelight switch is disconnected. Using ohmmeter, measure resistance of brakelight switch between terminals No. 3 and No. 4. If resistance is 0-2 ohms, go to next step. If resistance is not 0-2 ohms, go to step  27 .
  34. Ensure brakelight switch is disconnected. Disconnect cruise control servo harness connector. Using ohmmeter, measure resistance of Red/Yellow wire between cruise control servo harness connector terminal No. 3 and brakelight switch harness connector terminal No. 4. If resistance is not 0-2 ohms, go to next step. If resistance is 0-2 ohms, go to step  36 .
  35. Repair open in Red/Yellow wire between cruise control servo harness connector terminal No. 3 and brakelight switch harness connector terminal No. 4. See WIRING DIAGRAMS  . After repair, check cruise control system for normal operation.
  36. Ensure cruise control servo harness connector is disconnected. Using ohmmeter, check resistance of cruise control servo by measuring between terminals No. 3 and No. 4. If resistance is 30-50 ohms, go to next step. If resistance is not 30-50 ohms, go to step  42 .
  37. Ensure cruise control servo harness connector is disconnected. Using ohmmeter, measure resistance between ground and cruise control servo harness connector terminal No. 4 (White/Black wire). If resistance is not 0-2 ohms, go to next step. If resistance is 0-2 ohms, go to step  30 .
  38. Repair open in White/Black wire between cruise control servo harness connector terminal No. 4 and ground connection. See WIRING DIAGRAMS  . After repair, check cruise control system for normal operation.
  39. Ensure cruise control servo harness connector is disconnected. Connect positive lead of ohmmeter to cruise control servo terminal No. 1 (Red/Green wire). Connect negative lead of ohmmeter to cruise control servo terminal No. 2 (Red/Black wire). If resistance is 0-2 ohms, go to next step. If resistance is not 0-2 ohms, go to step  42 .
  40. Disconnect instrument cluster harness connector C2. Measure resistance of Purple/White wire between instrument cluster harness connector C2 terminal No. 9 and CCM harness connector terminal No. 12. If resistance is not 0-2 ohms, go to next step. If resistance is 0-2 ohms, go to step  43 .
  41. Repair open in Purple/White wire between instrument cluster harness connector C2 terminal No. 9 and CCM harness connector terminal No. 12. See WIRING DIAGRAMS  . After repair, check cruise control system for normal operation.
  42. Check cruise control servo for poor connection. If connection is okay, replace cruise control servo. See CRUISE CONTROL SERVO  under REMOVAL & INSTALLATION. After repair, check cruise control system for normal operation.
  43. Check CCM for poor connection. If connection is okay, replace CCM. See CRUISE CONTROL MODULE (CCM)  under REMOVAL & INSTALLATION. After repair, check cruise control system for normal operation.
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