DTC 51 - Switch Signal: Procedures:
WARNING: This page is about a different car, the 1994 Toyota Tercel. However, it is still accessible from the selected car via links, so may be relevant.
To check throttle position sensor or circuit, see DTC 41. To check A/C switch signal, see following illustrations.
DTC 51 SWITCH SIGNAL TROUBLE
| Terminals |
Trouble |
Condition |
STD Voltage |
| A/C-E1 |
No Voltage |
Air conditioning ON |
8-14V |
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002