Test SC-6A - Checking For A Speed Control Denied Message
NOTE:
Perform TEST SC-1A before proceeding.
- At this time speed control switch and servo functions appear to operate properly. Using scan tool, monitor speed control output status. Road test vehicle at speeds of more than 35 MPH.
- Attempt to set speed control. See SCAN TOOL DENIED STATUS . Items listed in table will not allow speed control to set. The last or most recent cause for speed control not to set is indicated by denied status.
SCAN TOOL DENIED STATUS
| Denied Message | Reason |
|---|---|
| ON/OFF | PCM Does Not See ON Signal From Switch At PCM Pin No. 41 |
| SPEED | Vehicle Speed Seen By PCM Pin No. 66 Is Below 36 MPH |
| RPM | Engine RPM Is Excessively High |
| BRAKE | Brake Switch Sense Circuit Is Open Indicating To PCM That Brakes Are Applied. PCM Pin No. 62 ((Sense Circuit) Is Grounded Through Brake Pedal Switch When Brakes Are Released |
| P/N | Park/Neutral Switch Sense Circuit Is Grounded Indicating To PCM That Transmission Is Not In Gear PCM Pin No. 76 (Sense Circuit) Is Grounded Through Park/Neutral Switch When Transmission Is In Park Or Neutral |
| RPM/SPD | PCM Senses Excess Engine RPM For A Given Vehicle Speed |
| SOL FLT | PCM Senses A Servo Solenoid Circuit Trouble Code That Is Maturing Or Set In Memory |