Terminals and Reference Value for Dual Mode Muffler Control Unit
TERMINAL VOLTAGE REFERENCE
| Terminal No. | Item | Condition | Voltage (V) | |
|---|---|---|---|---|
| (Wire color) | Ignition switch | Operation or condition | ||
| 1 (W/G) | Ignition switch | OFF | 0 | |
| ON | Battery voltage | |||
| 2 (B) | Ground | ON | 0 | |
| 3 (L) | Engine speed signal | - | Idling | Approx. 4 - 6 |
| 4 (G/Y) | Exhaust control valve signal (Open) |
ON | CLOSE | 0-1 |
| OPEN | Battery voltage | |||
| 5 (G/R) | Exhaust control valve signal (Close) |
CLOSE | Battery voltage | |
| OPEN | 0-1 | |||
| 6 (R/Y) | Accelerator pedal position signal | ON | Over half | More than approx. 2.4 |
| Below half | Approx. 0 - 2.4 | |||