Principle of operation, control moduleoutputs
| Principle of operation, control module outputs | 
| Control module outputs | 
| • | 
       Injectors
        | 
     |
| • | 
       Engine rpm
        | 
     |
| • | 
       Ignition pulses
        | 
     |
| • | 
       A/C compressor
        | 
     |
| • | 
       Main relay
        | 
     |
| • | 
       Fuel pump relay
        | 
     |
| • | 
       CHECK ENGINE lamp (MIL)
        | 
     |
| • | 
       Diagnostics
        
       
        | 
     |
| • | 
       Throttle angle
        | 
     |
| • | 
       Canister Purge (CP) valve
        | 
     |
| • | 
       Idle air control valve (IAC)
        | 
     |
| • | 
       Fuel consumption
        | 
     |
| • | 
       Secondary air injection pump
        | 
     |
| • | 
       Ground
        | 
     |
