Subaru Crosstrek Service Manual: Dtc c2521 speed abnormal
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">
Dtc c2021 tire 1 air pressure low (normal mode)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC C2021 TIRE 1 AIR PRESSURE LOW (NORMAL MODE)NOTE:Refer to DTC C2024 for diagnostic procedur ...
Dtc c2022 tire 2 air pressure low (normal mode)
TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC C2022 TIRE 2 AIR PRESSURE LOW (NORMAL MODE)NOTE:Refer to DTC C2024 for diagnostic procedur ...
Other materials:
Removal
FUEL INJECTION (FUEL SYSTEMS)(H4DO) > Camshaft Position SensorREMOVAL1. INTAKE SIDE1. Disconnect the ground cable from battery.2. Remove the air intake duct. (RH side only) Air Intake Duct > REMOVAL">3. Disconnect the connector (A) from the camshaft position sensor, and remove the cam ...
Location
SUNROOF/T-TOP/CONVERTIBLE TOP (SUNROOF) > Relay and FuseLOCATIONRelay & fuse boxFuse 10A (IG 2)(A)NOTE:For other related fuses, refer to the wiring diagram. Power Supply Circuit"> ...
Inspection
MECHANICAL(H4DO) > Cylinder BlockINSPECTION1. CYLINDER BLOCK & PISTON1. Visually inspect to make sure that there are no cracks, scratches or other damage.2. Use liquid penetrant tester on the important sections to check for fissures.3. Check that there are no traces of gas leaking or water le ...
