Description
Tire pressure data for one or more transmitters is not being received by the BCM.
DTC Logic
NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE
1.ID REGISTRATION AND VEHICLE DRIVING
Diagnosis Procedure
NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
MALFUNCTION CODE NO. 21, 22, 23 OR 24 (DTC C1708, C1709, C1710 OR C1711)
1.CHECK BCM
Drive for several minutes. Check all tire pressures with CONSULT.
2.CHECK TIRE PRESSURE RECEIVER CONNECTOR
Check tire pressure receiver connector for damage or loose connections.
3.PERFORM ID REGISTRATION
Carry out ID registration of all transmit
4.DRIVE VEHICLE
5.ID REGISTRATION AND VEHICLE DRIVING
Special Repair Requirement
Perform preliminary check.
C1712 - C1715, C1720 - C1723, C1724 - C1727 transmitter malfunctionFuel pressure
Inspection
FUEL PRESSURE RELEASE
With CONSULT
Turn ignition switch ON.
Perform "FUEL PRESSURE RELEASE" in "WORK SUPPORT" mode with
CONSULT.
Start engine.
After engine stalls, crank it two or three times to release all
fuel pressure.
Turn ignition switch OFF.
Without CONSULT
...
Antenna AMP
Removal and Installation
REMOVAL
Remove the rear pillar finisher RH. Refer to INT-23, "Exploded
View".
Detach the antenna amp. harness clip (A).
Disconnect the harness connectors (B) from the antenna amp.
(1).
Remove the antenna amp. screw (C) and the antenna amp. (1).
INSTALLAT ...
B2193 chain of ECM-IMMU
Description
BCM performs the ID verification with ECM that allows the
engine to start. Start the engine if the ID is OK.
ECM prevents the engine from starting if the ID is not registered. BCM starts
the communication with ECM if
ignition switch is turned ON.
DTC Logic
DTC DETECTION LOGIC ...