Trailer Tow LH Turn Relay C1188
WARNING: This page is about a different car, the 2004 Mercury Monterey and 2004 Ford Freestar. However, it is still accessible from the selected car via links, so may be relevant.
TRAILER TOW LH TURN RELAY C1188 CIRCUIT REFERENCE
| Pin Number(s) | Circuit Designation/Description | Normal Condition/Measurement |
|---|---|---|
| 1 | 2037 (RD) trailer tow relay B+ circuit | Greater than 10 volts with the ignition switch in any position. |
| 30 | 2037 (RD) trailer tow relay B+ circuit | Greater than 10 volts with the ignition switch in any position. |
| 86 (C1187) | 378 (BN/YE) trailer tow RH turn/stop relay control circuit | 0 volts, less than 5 ohms between the trailer tow relay and the SJB. |
| 86 (C1188) | 374 (DB/WH) trailer tow LH turn/stop relay control circuit | 0 volts, less than 5 ohms between the trailer tow relay and the SJB. |
| 86 (C1199) | 576 (DG) trailer tow parking lamp relay control circuit | 0 volts, less than 5 ohms between the trailer tow relay and the SJB. |
| 87 (C1187) | 64 (DG) RH trailer tow relay output | 0 volts, less than 5 ohms between the trailer tow relay and the trailer tow connector |
| 87 (C1188) | 52 (YE) LH trailer tow relay output | 0 volts, less than 5 ohms between the trailer tow relay and the trailer tow connector |
| 87 (C1199) | 962 (BN/WH) trailer tow parking lamp relay output | 0 volts, less than 5 ohms between the trailer tow relay and the trailer tow connector |