SYSTEM DIAGRAM
Precaution
How To Proceed With TroubleshootingDtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Trouble Codes.
(e) Check for DTCs.
2. CLEAR DTC
(a) Connect the Tech ...
Vehicle Speed or Engine Speed Signal Malfunction (C2173/73)
DESCRIPTION
The tire pressure warning ECU receives a vehicle speed signal from the combination
meter and an engine speed signal from the ECM. The tire pressure warning ECU uses
these signals to store DTCs C2121/21 to C2124/24 or C2125/25*.
*: w/ S ...