Exhaust Gas Recirculation

EGR System:

1 = EGR VALVE
2 = EGR MODULATOR
3 = VSV
4 = MAIN SWITCH
5 = BATTERY
6 = CONTROL RELAY
7 = BRAKE PEDAL SWITCH (STOP LIGHT SWITCH)
8 = LOCK-UP RELAY (FOR A/T VEHICLE)
9 = LOCK-UP SOLENOID (FOR A/T VEHICLE)
10 = ECM
11 = IGNITION COIL
12 = COOLANT TEMPERATURE SENSOR (CTS)
13 = MANIFOLD AIR PRESSURE (MAP) SENSOR
14 = 5TH SWITCH (FOR M/T VEHICLE)
15 = EXHAUST GAS
16 = VACUUM
17 = AIR
18 = THROTTLE POSITION SENSOR (TPS)