AD07.52-S-6000-07A | PEC fuel injection and ignition system test of electrical system idle speed control |
| Scope of test | Measuring instrument/ | Operation/Requirement | Specified value | Possible cause/Remedy | ||
1.0 | Idle speed control on lower control stop on upper control stop | | Ignition: ON DTC memory | Leak air, throttle valve jams (possibly only temporarily), idle speed control in emergency-running mode. Eliminate current and stored faults. Reset and re-activate memory of PEC control module, if the fault is displayed again: 1.1 | |||
1.1 | Idle speed control function | | Engine: Idling Actual value 02 Switch on ancillaries (e.g. turn steering) | Speed reduces briefly, but then increases again. | 1.2 | ||
1.2 | Actuation | | Engine: Idling Throttle valve actuation OPEN CLOSED |
Engine speed increases Engine speed decreases | Cables Control module | ||