TEST
ACTION
APPLICABILITY
4
NOTE: Some environment factors can disrupt the RF frequency signal.
Check for RF frequency concerns and aftermarket accessories that would
compromise the RF frequency signal before diagnosing Sensor/Transmitter
or SKREEM being the fault.
NOTE: Review with the customer their environmental driving conditions
within the first 10 minutes of driving.
Are there environmental factors causing the RF frequency issue?
All
Yes
→ Test Complete.
No
→ Go To 5
5
Turn the ignition off.
Replace the appropriate Tire Pressure Sensor/Transmitter in accordance with the
service information.
Drive the vehicle for 10 minutes at 20 mph (32km/h). The Sensors/transmitters will
be in drive mode operation.
With the DRBIII
t, read DTC’s.
Does the DTC reset?
All
Yes
→ Check connectors - Clean/repair as necessary. Replace and pro-
gram the SKREEM in accordance with the Service Information.
Perform TIRE PRESSURE VERIFICATION TEST - VER 1 -
SKREEM.
No
→ Test Complete.
1141
TIRE PRESSURE MONITORING
INITIALIZATION FAULT —
Continued