gm3barinstall
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gm3barinstall [2008/08/05 09:37] twdorris |
gm3barinstall [2024/03/15 11:16] (current) |
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| This VFAQ will assume you have the junkyard MAP connector harness, or you have already assembled your store bought connector | This VFAQ will assume you have the junkyard MAP connector harness, or you have already assembled your store bought connector | ||
| - | {{http://www.ecmtuning.com/images/forums/gm3barinstall/map_and_harness.jpg?160x120|Click to enlarge}} | + | {{https://www.ecmtuning.com/images/forums/gm3barinstall/map_and_harness.jpg?160x120|Click to enlarge}} |
| Now I assume you know how to find the MDP sensor. It is the sensor that sits on top of the intake manifold of a 2G. Unplug the electrical connector, but leave the sensor installed in the intake manifold. | Now I assume you know how to find the MDP sensor. It is the sensor that sits on top of the intake manifold of a 2G. Unplug the electrical connector, but leave the sensor installed in the intake manifold. | ||
| - | Try to insert the empty Weather Pack connector into the MAP sensor. It won't go! See those little tabs inside the MAP sensor holes? Well, you have to make slits with a razor in the connector you bought to match. Here is what it looks like before: | + | {{https://www.ecmtuning.com/images/forums/gm3barinstall/stock_map.jpg?160x120|Click to enlarge}} |
| + | {{https://www.ecmtuning.com/images/forums/gm3barinstall/map_unplugged.jpg?160x120|Click to enlarge}} | ||
| - | |||
| - | + | Try to insert the empty Weather Pack connector into the MAP sensor. It won't go! See those little tabs inside the MAP sensor holes? Well, you have to make slits with a razor in the connector you bought to match. Here is what it looks like before: | |
| + | |||
| + | {{https://www.ecmtuning.com/images/forums/gm3barinstall/map_plugs.jpg?160x120|Click to enlarge}} | ||
| + | {{https://www.ecmtuning.com/images/forums/gm3barinstall/map_and_harness_pins.jpg?160x120|Click to enlarge}} | ||
| And here it is after the cut: | And here it is after the cut: | ||
| - | + | {{https://www.ecmtuning.com/images/forums/gm3barinstall/map_and_cutharness.jpg?160x120|Click to enlarge}} | |
| Here are the connections: | Here are the connections: | ||
| - | MAP Function MDP | + | ^ MAP ^ Function ^ MDP ^ |
| + | | A | Ground | Black | | ||
| + | | B | Signal | Light green-black stripe | | ||
| + | | C | +5 Volts | Green-yellow stripe | | ||
| - | A Ground Black | ||
| - | B Signal Light Green-Black stripe | + | If you want to solder, that is best, but I just used vampire taps. Tap the connector into the appropriate lines. |
| - | C +5 Volts Green-Yellow stripe | + | That's about it. Hook up the vac lines. Use a zip tie around each connection. |
| - | + | Tape up your wires with electrical tape, and secure your map sensor somewhere safe. | |
| - | If you want to solder, that is best, but I just used vampire taps. Tap the connector into the appropriate lines. | + | {{https://www.ecmtuning.com/images/forums/gm3barinstall/newmap_installed.jpg?160x120|Click to enlarge}} |
| - | + | Pictured below is the GM 3.3 MAP sensor (pt#9373269) and pigtail (pt#88987997) for comparison. The sensor is labeled from the factory with wiring pinout. | |
| - | That's about it. Hook up the vac lines. Use a zip tie around each connection. | + | {{http://img2.imageshack.us/img2/7665/33bar.jpg?160x120|Click to enlarge}} |
| - | Tape up your wires with electrical tape, and secure your map sensor somewhere safe. | ||
| - | + | ||
| + | ===== Sensor Identification ===== | ||
| + | How to identify a GM MAP sensor: | ||
| + | |||
| + | {{http://i34.photobucket.com/albums/d119/Robie01/Projects/MAP/mapsensor.jpg?160x120|Click to enlarge}} | ||
| + | |||
| + | 3 digit numbers for identification: | ||
| + | |||
| + | | 1 Bar |039, 460, 883, 876 | | ||
| + | | 2 Bar |886, 012, 539, 609, 701| | ||
| + | | 3 Bar |749, 861 | | ||
gm3barinstall.1217943454.txt.gz · Last modified: 2008/08/05 09:37 by twdorris
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