Input signals (ABS and ABS/TCJ · The following input signals can be checked Further to the return pump:

911 Carrera (996) Anti-lock brake system diagnosis Input signals (ABS and ABS/TCJ The following input signals can be checked Further to the return pump: with this menu (with this function): Display: Return pump not running Stop-lightswitch (Displayif the pump were running: Return pump running), Valve relay Return pump Further to signal terminal 61: Signal,terminal61 Requireddisplay: TC switch with engine not running -not present Note with engine running -present Select, activate and call the input signal to be tested. The five input signals can also be displayed simultaneously. Further to the TC switch: Required display without actuation: TC switch not actuated.Further to the stop-light switch: Press the brake pedal. Required display, depending on actuation: (Switching Traction Control off or on): Requireddisplay: TC switch ON actuated or Changes from "not actuated" to "actuated", TC switch OFFactuated. Further to the valve relay: The following appears in the display panel if the ignition is switched on or the engine is running and if the system is intact: "Valve relay picked up". 45 -D 41