Knock Sensor (3.7L/4.7L) Connector End View
WARNING: This page is about a different car, the 2008 Jeep Grand Cherokee, 2007 Jeep Grand Cherokee, and 2006 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
SENSOR-KNOCK (3.7L/4.7L) - 4 WAY
| CAV | CIRCUIT | FUNCTION |
| 1 | K942 20BR/LG | KNOCK SENSOR NO. 1 RETURN |
| 2 | K42 20DB/OR | KNOCK SENSOR NO. 1 SIGNAL |
| 3 | K924 20WT/BR (3.7L) | KNOCK SENSOR NO. 2 RETURN |
| 3 | K924 20PK/RD (4.7L) | KNOCK SENSOR NO. 2 RETURN |
| 4 | K242 20OR/WT (3.7L) | KNOCK SENSOR NO. 2 SIGNAL |
| 4 | K242 20BR/WT (4.7L) | KNOCK SENSOR NO. 2 SIGNAL |