Pinpoint Test E: A Single Speed Control Button Is Inoperative
WARNING: This page is about a different car, the 2008 Mercury Mariner and 2008 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.
- E1 CHECK THE SPEED CONTROL SWITCH
- Key in OFF position.
- Disconnect: Speed Control Actuator C122
- Measure the resistance between the speed control actuator C122-5, circuit VES10 (WH), harness side and the speed control actuator C122-6, circuit RES08 (GN/BN), harness side while pressing the speed control switch as follows:
Speed Control Switch Resistance Value RESUME Between 2,090 and 2,310 ohms SET + Between 646 and 714 ohms CST - Between 114 and 126 ohms OFF Less than 5 ohms No switches pressed Infinite - Are the speed control switch resistance values OK?
- YES : INSTALL a new speed control actuator. REFER to Speed Control Actuator . TEST the system for normal operation.
- NO : INSTALL a new speed control switch. REFER to Speed Control Switch . TEST the system for normal operation.