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externalsensorinput [2009/09/22 14:57]
twdorris
externalsensorinput [2024/03/15 11:16] (current)
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 Reference: [[ecuwiringinformation|ECU Wiring Docs]] Reference: [[ecuwiringinformation|ECU Wiring Docs]]
 +
 +
  
 ===== 1G ECU ===== ===== 1G ECU =====
  
-  * EGR Temp Input (ECU Pin 15)+  * EGR Temp Input (ECU Pin 15) - **Not 100% compatible with some sensors, such as the AEM WB**
   * IAT Input (ECU Pin 8) - **see IAT/Baro Notes below**   * IAT Input (ECU Pin 8) - **see IAT/Baro Notes below**
   * Baro Input (ECU Pin 16) - **see IAT/Baro Notes below**   * Baro Input (ECU Pin 16) - **see IAT/Baro Notes below**
-  * Front O2 (ECU Pin 4) - **Only usable when "Open Loop" option is selected (V2 or V3), or narrowband ​    ​O2 simulation is enabled (V3 only).** +  * Front O2 (ECU Pin 4) - **Only usable when "Open Loop" option is selected (V2 or V3), or [[v3narrowbandsim|narrowband O2 simulation]] is enabled (V3 only).** 
-  * Coolant Temp Input (ECU Pin 20) - **(V3 only) - This will leave the car in "Open Loop"​.** ​  "​Lock Coolant Temp" must be selected, to work properly.+  * Coolant Temp Input (ECU Pin 20) - **(V3 only) - This will leave the car in "Open Loop"​.** ​  "​Lock Coolant Temp" must be selected, to work properly. ​ Use only as a last resort and only temporarily unless you fully understand the issues. 
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   * Rear O2 (ECU Pin 75)   * Rear O2 (ECU Pin 75)
 +  * Front O2 (ECU Pin 76) - **Only usable when "Open Loop" option is selected, or [[v3narrowbandsim|narrowband O2 simulation]] is enabled.**
   * MDP (ECU Pin 73)   * MDP (ECU Pin 73)
   * Baro (ECU Pin 85) - **see IAT/Baro Notes below - Has internal pull down resistor making it unsuitable for certain sensors (see [[2gBaroInputWorkaround|work around]]).**   * Baro (ECU Pin 85) - **see IAT/Baro Notes below - Has internal pull down resistor making it unsuitable for certain sensors (see [[2gBaroInputWorkaround|work around]]).**
   * IAT (ECU Pin 72) - **see IAT/Baro Notes below**   * IAT (ECU Pin 72) - **see IAT/Baro Notes below**
-  * Coolant Temp Input (ECU Pin 83) - **(V3 only) - This will leave the car in "Open Loop"​.** ​  "​Lock Coolant Temp" must be selected, to work properly.+  * Coolant Temp Input (ECU Pin 83) - **(V3 only) - This will leave the car in "Open Loop"​.** ​  "​Lock Coolant Temp" must be selected, to work properly. ​ Use only as a last resort and only temporarily unless you fully understand the issues. 
 + 
  
 ===== EVO1-3 ECU ===== ===== EVO1-3 ECU =====
  
-  * Front O2 (ECU Pin 56)+  * Front O2 (ECU Pin 56) - **Most appropriate for logging a wideband signal used in conjunction with [[v3narrowbandsim|narrowband simulation]]**
   * Baro (ECU Pin 65) - **see IAT/Baro Notes below - Has internal pull down resistor making it unsuitable for certain sensors (see [[e3baroinputworkaround|work around]]).**   * Baro (ECU Pin 65) - **see IAT/Baro Notes below - Has internal pull down resistor making it unsuitable for certain sensors (see [[e3baroinputworkaround|work around]]).**
   * IAT (ECU Pin 52) - **see IAT/Baro Notes below**   * IAT (ECU Pin 52) - **see IAT/Baro Notes below**
-  * Coolant Temp Input (ECU Pin 63) - **This will leave the car in "Open Loop"​.** ​  "​Lock Coolant Temp" must be selected, to work properly.+  * Coolant Temp Input (ECU Pin 63) - **This will leave the car in "Open Loop"​.** ​  "​Lock Coolant Temp" must be selected, to work properly. ​ Use only as a last resort and only temporarily unless you fully understand the issues. 
  
  
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 The point being that you can NOT log an aftermarket sensor on these inputs if you are running a Mitsubishi style mass airflow sensor (1G DSM, 2G DSM, EVO8). The point being that you can NOT log an aftermarket sensor on these inputs if you are running a Mitsubishi style mass airflow sensor (1G DSM, 2G DSM, EVO8).
  
-In addition, if you are running a GM MAF with a MAF translator, then you must also make sure you have selected to [[ignoreiatbaro|Ignore IAT/Baro]].+In addition, if you are running a GM MAF __with__ ​a MAF translator, then you must also make sure you have selected to [[ignoreiatbaro|Ignore IAT/Baro]].
  
externalsensorinput.1253645844.txt.gz · Last modified: 2009/09/22 14:57 by twdorris