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 detect DTCs C2121/21 to C2124/24 (No Signal from Transmitter) ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to follow the correct removal and installation procedures of the curtain
shield airbag assembly.
PROCEDURE
1. INSPECT CURTAIN SHIELD AIRBAG ASSEMBLY (VEHICLE NOT INVOLVED IN COLLISION)
(a) ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT DRIVER SIDE LUMBAR SWITCH
(a) Measure the resistance between the terminals when the switch is operated.
Standard Resistance:
Tester Connection
Switch Condition
...