Solenoid & Modulator Circuits
NOTE:
For connector terminal identification, see CONNECTOR IDENTIFICATION. For wiring diagram, see WIRING DIAGRAM.
Using scan tool, erase trouble codes. Turn ignition off. Turn ignition on. Using scan tool, actuate brake bleeding mode. Read trouble codes. If problem is indicated in any circuit, go to indicated test. See SOLENOID & MODULATOR CIRCUIT PROBLEMS table. If no trouble codes are set, visually inspect all related wiring and connections. Repair as necessary. Perform TEST VER-1A. If wiring and connections are okay, perform TEST VER-2A.
SOLENOID & MODULATOR CIRCUIT PROBLEMS
| Trouble Code | Test No. |
|---|---|
| MODULATOR CIRCUIT | 2B |
| LF SOLENOID CIRCUIT SHORTED | 21A |
| LF SOLENOID CIRCUIT OPEN | 21A |
| RR SOLENOID CIRCUIT SHORTED | 22A |
| RR SOLENOID CIRCUIT OPEN | 22A |
| LR SOLENOID CIRCUIT SHORTED | 23A |
| LR SOLENOID CIRCUIT OPEN | 23A |
| RF SOLENOID CIRCUIT SHORTED | 24A |
| RF SOLENOID CIRCUIT OPEN | 24A |