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C2191

DTC C2191 VEHICLE SPEED SIGNAL ERROR

CIRCUIT DESCRIPTION

DTC Detecting Condition:




The tire pressure monitor ECU receives a speed signal from the combination meter. This DTC is stored upon entering the test mode but erased when a vehicle speed signal of 12 mph (20 km/h) is detected for 3 seconds or more. The DTC is output only in the test mode.

Wiring Diagram:






Step 1 - 2:




Step 3:




INSPECTION PROCEDURE