1A-4 MUSSO-SPORTS
SUPPLEMENT
from vacuum pump
EGR valve
EGR control unit
KAA5A020
KAA5A020
KAA5A020
KAA5A020 EGR COMPONENTS EGR Unit
1. Location: behind passenger's side panel
2. Arrangement: 81-pin connector
3. Integrated self-diagnostic function (Scan-100: not
fixed)
4. Part number For automatic transmission: 28800-07100 For manual transmission: 28800-07000
Vacuum Modulator
1. Location: in front of intake manifold
2. Continuous precise control with the signals from EGR unit (PWM-Pulse With Modulation Control)
3. Rated voltage: 12 V
4. Operating voltage: 8 ~ 16 V
5. Resistance (at 20 °C): 15.4 ± 0.7
6. Operating range of vacuum (Duty control)
Vacuum modulator 1: 0 ~ 600 mbar
Vacuum modulator 2: 300 ~ 600 mbar
7. Modulator control
Vacuum modulator 1: for controlling EGR valve
Vacuum modulator 2: for controlling no-load sharp
acceleration (ALDA control)
not used connector
Vacuum modulator 1
(for controlling EGR valve)Vacuum modulator 2
(for controlling ALDA)
from vacuum pump
Vacuum modulator 1
Vacuum modulator 2
Solenoid valve
ALDAIntake
manifold
EGR control unit
