Headlight Beam Level Control Ecu
Turn ignition off. Disconnect headlight beam level control ECU 26-pin connector. See Fig 1. Check resistance at connector wire on harness side. See HEADLIGHT BEAM LEVEL CONTROL ECU RESISTANCE CHECK . If resistances are not to specification, replace headlight beam level control ECU.
HEADLIGHT BEAM LEVEL CONTROL ECU RESISTANCE CHECK
| Terminals No. | Specification |
|---|---|
| 1 & 4 | 26-30 Ohms |
| 1 & 5 | 26-30 Ohms |
| 1 & 6 | 26-30 Ohms |
| 1 & 7 | 26-30 Ohms |
| 1 & 17 | 26-30 Ohms |
| 1 & 18 | 26-30 Ohms |
| 1 & 19 | 26-30 Ohms |
| 1 & 20 | 26-30 Ohms |
| 10 & 25 | Continuity |
| 21 & 25 | Continuity |
| 24 & 25 | Continuity |
| 13 & Ground | Continuity |
| 26 & Ground | Continuity |