TIRE PRESSURE MONITORING SYSTEM (DIAGNOSTICS) > List of Diagnostic Trouble Code (DTC)
LIST
DTC | Item | Contents of diagnosis | Remarks |
C2021 | TIRE 1 AIR PRESSURE LOW (NORMAL MODE) | Tire pressure of tire 1 is reduced. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2021 TIRE 1 AIR PRESSURE LOW (NORMAL MODE)"> |
C2022 | TIRE 2 AIR PRESSURE LOW (NORMAL MODE) | Tire pressure of tire 2 is reduced. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2022 TIRE 2 AIR PRESSURE LOW (NORMAL MODE)"> |
C2023 | TIRE 3 AIR PRESSURE LOW (NORMAL MODE) | Tire pressure of tire 3 is reduced. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2023 TIRE 3 AIR PRESSURE LOW (NORMAL MODE)"> |
C2024 | TIRE 4 AIR PRESSURE LOW (NORMAL MODE) | Tire pressure of tire 4 is reduced. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2024 TIRE 4 AIR PRESSURE LOW (NORMAL MODE)"> |
C2121 | TRANSMITTER 1 NO DATA | Data cannot be received from transmitter 1. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2121 TRANSMITTER 1 NO DATA"> |
C2122 | TRANSMITTER 2 NO DATA | Data cannot be received from transmitter 2. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2122 TRANSMITTER 2 NO DATA"> |
C2123 | TRANSMITTER 3 NO DATA | Data cannot be received from transmitter 3. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2123 TRANSMITTER 3 NO DATA"> |
C2124 | TRANSMITTER 4 NO DATA | Data cannot be received from transmitter 4. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2124 TRANSMITTER 4 NO DATA"> |
C2221 | TRANSMITTER 1 PRESSURE DATA ABNORMAL | Transmitter 1 data contents are abnormal. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2221 TRANSMITTER 1 PRESSURE DATA ABNORMAL"> |
C2222 | TRANSMITTER 2 PRESSURE DATA ABNORMAL | Transmitter 2 data contents are abnormal. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2222 TRANSMITTER 2 PRESSURE DATA ABNORMAL"> |
C2223 | TRANSMITTER 3 PRESSURE DATA ABNORMAL | Transmitter 3 data contents are abnormal. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2223 TRANSMITTER 3 PRESSURE DATA ABNORMAL"> |
C2224 | TRANSMITTER 4 PRESSURE DATA ABNORMAL | Transmitter 4 data contents are abnormal. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2224 TRANSMITTER 4 PRESSURE DATA ABNORMAL"> |
C2321 | TRANSMITTER 1 FUNCTION CODE ABNORMAL | Function code has error. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2321 TRANSMITTER 1 FUNCTION CODE ABNORMAL"> |
C2322 | TRANSMITTER 2 FUNCTION CODE ABNORMAL | Function code has error. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2322 TRANSMITTER 2 FUNCTION CODE ABNORMAL"> |
C2323 | TRANSMITTER 3 FUNCTION CODE ABNORMAL | Function code has error. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2323 TRANSMITTER 3 FUNCTION CODE ABNORMAL"> |
C2324 | TRANSMITTER 4 FUNCTION CODE ABNORMAL | Function code has error. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2324 TRANSMITTER 4 FUNCTION CODE ABNORMAL"> |
C2421 | TRANSMITTER 1 BATTERY VOLTAGE LOW | Transmitter battery voltage is low. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2421 TRANSMITTER 1 BATTERY VOLTAGE LOW"> |
C2422 | TRANSMITTER 2 BATTERY VOLTAGE LOW | Transmitter battery voltage is low. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2422 TRANSMITTER 2 BATTERY VOLTAGE LOW"> |
C2423 | TRANSMITTER 3 BATTERY VOLTAGE LOW | Transmitter battery voltage is low. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2423 TRANSMITTER 3 BATTERY VOLTAGE LOW"> |
C2424 | TRANSMITTER 4 BATTERY VOLTAGE LOW | Transmitter battery voltage is low. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2424 TRANSMITTER 4 BATTERY VOLTAGE LOW"> |
C2521 | SPEED ABNORMAL | Vehicle speed signal is not input to the control module when the vehicle speed is 6 km/h (3.7 MPH) or more. | Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC C2521 SPEED ABNORMAL"> |
Procedure
CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Learning ControlPROCEDURE1. PREPARATION FOR LEARNING1. Warm up or cool down until the ATF temperature displayed on the Subaru Select Monitor is 40 — 65°C (104 — 149°F).2. After stopping the vehicle, shift the select leve ...
Inspection
MANUAL TRANSMISSION AND DIFFERENTIAL(5MT) > Main Shaft AssemblyINSPECTIONDisassembled parts should be washed with cleaning solvent first, then inspected carefully.1. BearingReplace the bearings in the following cases.• When the bearing balls, outer races and inner races are broken or rusty. ...
Caution
IGNITION(H4DO) > General DescriptionCAUTION• Prior to starting work, pay special attention to the following:1. Always wear work clothes, a work cap, and protective shoes. Additionally, wear a helmet, protective goggles, etc. if necessary.2. Protect the vehicle using a seat cover, fender cov ...