Thursday, December 4, 2008

Audi A6 C5 Air Conditioner Output Diagnostic Testing.Pdf

Content summary :

Component area of activated components, The Achievement Diagnostic Test Mode (DTM) can be agitated out added than already if necessary. If apparatus apparent with an * malfunction, DTCs for these apparatus can be stored in DTC memory. Checking the “Idle Air Control” (IAC) adjustment function.During achievement DTM, the car have to not be confused and the engine acceleration have to be lower than 3000 RPM. During achievement DTM, the air conditioning ascendancy functions are switched off. Depending on A/C Ascendancy Arch -E87- version, all segments, ascendancy lights in buttons as able-bodied as the button beam of - E87- are displayed or dark. For Audi allroad, the change-over of the A/C arrangement is not performed with the archetypal year change 2001 to 2002, instead it is a active change (implementation open, for cars with 4.2 Liter engine with alpha of production). A/C clamp -N25- - A/C clamp -N25- clicks every 2 seconds, compressor is engaged. - Input of A/C Ascendancy Arch -E87- is bankrupt every 2 abnormal (switched to Ground). - Check voltage accumulation for A/C clamp - N25- (via clamp broadcast -J44-) according to base diagram. - Check base amid -E87-, -J44- and -N25- according to base diagram. - Replace A/C ascendancy arch - E87-. The ECM uses the A/C compressor cut in arresting to atone for the briefly college amount placed on the engine if the compressor is switched on. The ECM can about-face off the A/C compressor via the A/C compressor allowance output/input ( Read barometer amount block). Beginning Air Blower -V2- - Beginning Air Blower -V2 is activated for 2 sec. with 0V, 3V, 6V, 9V, 12V, 15V, 0V etc. - Make abiding beginning air blower moves freely. - Check Ground affiliation to Ascendancy bore for beginning air blower -J126- according to base diagram. - Check ascendancy bore for beginning air blower - J126- - Replace A/C ascendancy arch - E87-. Actuator for temperature accessory larboard -V158- - Actuator for temperature accessory larboard - V158- moves from stop to stop (fresh air blower is active and air is advancing from apparatus console vents) 1). - Air temperatures from larboard vents changes. - Check base amid Actuator for temperature accessory larboard -V158- and A/C ascendancy arch -E87- for accessible ambit or antipodal base according to wiring diagram.

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