Control Module Connection
TEST READINGS
| Pin | Pin BOB | Lead color | Component/Function | In/Out | Test conditions | Across | Test reading | |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | RD | Battery Voltage (+30 circuit) | In | Ignition ON | 1-B+ | < 0.5 V | |
| 2 | 2 | YE/GY | Battery Voltage (+15 circuit) | In | Ignition ON | 2-B+ | < 0.5 V | |
| 3 | 3 | OG/WH | Wheel speed, Rear left | In | Ignition ON | Rotate wheel slowly | 3-18 | 0 V B+ (LP HI LOp) |
| Rotate wheel 1/2 revolution per second | 3-18 | 15 Hz 50% (LP HI LOp) | ||||||
| 4 | 4 | YE/WH | Sensor, fuel level | In | Ignition ON | 10-4 | 0.5-3.7 V | |
| 5 | 5 | BU | Warning lamp, AIRBAG | In | Ignition ON | On | 5-B- | 0 V |
| Out | 5-B | B+ | ||||||
| 6 | 6 | BK/GN | Warning lamp, charging | In | Ignition ON | On | 6-B- | 0 V |
| Out | 6-B | B+ | ||||||
| 7 | 7 | YE/GY | ABS warning lamp | In | Ignition ON | On | 7-B- | 0 V |
| Out | 7-B | B+ | ||||||
| 8 | 8 | GN | I Bus (+) | In/Out | Ignition ON | 8-18 | 2.5 V | |
| 9 | 9 | WH | P-bus (-) | In/Out | Ignition ON | 9-18 | 2.5 V | |
| 10 | 10 | GY/WH | Ground, Sensor ground, fuel level sensor | Out | Ignition ON | 4-B- | < 0.1 V | |
| 11 | 11 | GY | Main beam indicator lamp | In | Ignition ON | On | 11 -B | B+ |
| Out | 11 -B- | 0 V | ||||||
| 12 | 12 | RD/GY | Lights-on indicator lamp | In | Ignition ON | On | 12 -B | B+ |
| Out | 12-B- | 0 V | ||||||
| 13 | 13 | BN/WH | Warning lamp, brake fluid level | In | Ignition ON | On | 13 -B- | 0 V |
| Out | 13 -B | B+ | ||||||
| 14 | 14 | RD/BK | Warning lamp, handbrake | In | Ignition ON | On | 14 -B- | 0 V |
| Out | 14 -B | B+ | ||||||
| 15 | 15 | YE | Engine oil pressure warning lamp | In | Ignition ON | On | 15 -B- | 0 V |
| Out | 15 -B | B+ | ||||||
| 16 | 16 | WH | I Bus (-) | In/Out | Ignition ON | 16-18 | 2.5 V | |
| 17 | 17 | GN | P-bus (+) | In/Out | Ignition ON | 17-18 | 2.5 V | |
| 18 | 18 | BK | Ground | In | Ignition ON | 18-B- | <0.5 V | |
| 19 | 19 | No connection | ||||||
| 20 | 20 | No connection | ||||||
| 21 | 21 | No connection | ||||||
| 22 | 22 | No connection | ||||||
| = greater than; < = less than; ~ = alternating current (LP: LOGIC PROBE P = select pulse; p = visible pulse) | ||||||||