TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DTC C2521 SPEED ABNORMAL
DTC DETECTING CONDITION:
Detected when transmitter normal signal is received at a vehicle speed of less than 6 km/h (4 MPH).
Trouble symptom:
Tire pressure warning light blinks 25 times and then illuminates.
Wiring diagram:
Tire Pressure Monitoring System Tire Pressure Monitoring System > WIRING DIAGRAM">
STEP | CHECK | YES | NO |
1.CHECK LAN COMMUNICATION.
Inspect LAN system. Basic Diagnostic Procedure > PROCEDURE">
Is there any fault?
Repair it according to the diagnosis for LAN system.
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2521 SPEED ABNORMAL">Go to Step 2.
2.CHECK HARNESS (OPEN CIRCUIT).
Measure the resistance between TPMS & keyless entry CM or TPMS CM and body integrated unit.
Connector & terminal
Without keyless access with push button start
(R221) No. 11 — (i171) No. 11:
(R221) No. 5 — Chassis ground:
With keyless access with push button start
(R211) No. 11 — (i171) No. 11:
(R211) No. 5 — Chassis ground:
Is the resistance less than 10 ??
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2521 SPEED ABNORMAL">Go to Step 3.
Repair the harness.
3.CHECK CONNECTOR.
Check each connector.
Is there poor contact or any other faults?
Repair the connector.
Replace the TPMS & keyless entry CM or TPMS CM. Tire Pressure Monitoring System">
Inspection
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Inspection
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System operation
The alarm system will sound the following
alarms when triggered.
The vehicle's horn will sound for 30
seconds.
The hazard warning flashers will flash
for 30 seconds.
If any of the doors or the rear gate remains
open after the 30-second period, the horn
will continue to sound for a ma ...