 
				
	| 1991 Ford Bronco Custom 5.8L Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on Guys, This was towed in the other day for a no start and we cleaned the plugs and it started. Tried to read codes and the scan tool would work with the key off but as soon as you turn the key on the scanner would fade out. I've traced the problem to the sig rt... 
                        
                            FIX posted 2/14/2005
                               
                    iATN Members:  Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle 3 Replies Received (View Replies)3 Replies Received (Hide Replies)
 | Message Closed w/FIX 
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| VIN | 1FMEU15HZM | 
| Engine | 5.8 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI | 
| Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| 113 | Act open | 
| 118 | ect open | 
| 123 | tp above max voltage | 
| 126 | map out of range | 
| 337 | evp max voltage | 
| 634 | mlp sensor out of range //// 637 tot open | 
Message Closed w/FIX
            
             Vehicle Data
 Vehicle Data
                1991 Ford Bronco Custom
| VIN | 1FMEU15HZM | 
| Engine | 5.8 L / 8 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI | 
| Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| 113 | Act open | 
| 118 | ect open | 
| 123 | tp above max voltage | 
| 126 | map out of range | 
| 337 | evp max voltage | 
| 634 | mlp sensor out of range //// 637 tot open | 
 3 Replies Received
3 Replies Received
 3 Replies Received
          3 Replies Received
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