Manufacturer: Volkswagen
Model: Passat 1.6L
ECU: BOSCH MOTRONIC 2.9
Engine code: AEK
Tuned for: R-Cat


| Õ88 | AC connector |
| 30 | Battery + |
| 31 | Battery - |
| B132 | Camshaft position (CMP) sensor |
| Â54 | Crankshaft position (CKP) sensor |
| Õ1 | Data link connector (DLC) |
| Y28 | EGR system valve |
| À35 | Engine control module (ECM) |
| K46 | Engine control relay |
| Â24 | Engine coolant temperature (ÅÑÒ) sensor |
| Y104 | Evaporative emission (EVAP) canister purge valve |
| Ì12 | Fuel pump |
| Ê20 | Fuel pump relay |
| F | Fuse |
| Â72 | Heated oxygen sensor (HO2S) |
| Y99 | Idle air control (IAC) valve |
| À52 | Ignition amplifier |
| Ò1 | Ignition coil |
| 15 | Ignition switch - ignition ON |
| A162 | Immobilizer control module |
| Y3 | Injector |
| À5 | Instrument panel - MIL light |
| Â25 | Intake air temperature (IAT) sensor |
| B69 | Knock sensor (KS) |
| B30 | Mass air flow (MAF) sensor |
| Ê94 | Oxygen sensor heater relay |
| Â147 | Throttle position (TP) sensor |
| Õ79 | Transmission connector |
bl = blue
br = brown
el = cream
ge = yellow
gn = green
gr=grey
nf = neutral
og = orange
rs = pink
rt = red
sw = black
vi = violet
ws = white
hbl = light blue
hgn = light green
rbr = maroon