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Toyota Corolla Repair Manual: Evaporative emission control system leak detected

Toyota Corolla Repair Manual / Diagnostics / Sfi system / Evaporative emission control system leak detected

Dtc p0442 evaporative emission control system leak detected (small leak)

Dtc p0456 evaporative emission control system leak detected (very small leak)

Inspection procedure
Hint: if dtc p0441 (purge flow), p0446 (vsv for ccv or vsv for pressure switching valve), p0451, p0452 or p0453  is output with dtc p0442 or p0456 , first troubleshoot dtc p0441, p0446 ...

Circuit description
The vapor pressure sensor and the vsv for the canister closed valve (ccv) are used to detect abnormalities in the evaporative emission control system. The ecm decides whether there is an abnormal ...

Other materials:

Basic Audio Operations
Basic audio operations and functions common to each mode are explained in this section. Operating the multimedia system Random playback Select to change on/off. Repeat play Select to change on/off. ■Using cellular phones Interference may be heard through the multimedia system' ...

Problem symptoms table
Proceed to the reference page shown in the table below for each malfunction symptom and troubleshoot each circuit. Hint: troubleshooting of the tvip system is based on the premise that the door lock control system and wireless door lock control system is operating normally. Accordingly, be ...

Overhaul
1. Remove generator pulley Sst 0982063010 (0982006010, 0982006020) Hint: Hold sst 1 a with a torque wrench, and tighten sst 1 b clockwise to the specified torque. Torque: 39 nvm (398 Kgfcm, 29 ftlbf) Notice: check that sst is secured to the rotor shaft. Mount sst ...

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