Multec (X 12 SZ / X 16 SZ) F0: DATA LIST
| No. | TECH 1 Display | Conditions for Checking | Nominal Value | Trouble Codes | Terminal |
|---|---|---|---|---|---|
| 07 | IAC CNTR. ENABLE | Engine running at idle speed, operating temperature | 35 | - | |
| Engine throttle valve CLOSED | ACTIVE | ||||
| (accelerator pedal in idle position) | |||||
| Engine running in partial load range, operating emperature | INACTIVE | ||||
| Trouble - shooting: | Nominal Value: | Cause of Fault: |
(If nominal value is not attained)
IAC CNTR. ENABLE is an internal value of the control unit.
All electrical consumers switched off?
COOLANT TEMP. OK ? (test step 02)
O2 SENSOR LOOP closed OK ? (test step 09)
O2 INTEGRATOR OK ? (test step 11)
O2 BLM CELL NO. OK ? (test step 13)
O2 BLM CELL CONT OK ? (test step 14)
PARK / NEUTRAL SW. in idle position (P - N) OK ? (test step 31)
TPS SIGNAL OK ? (test step 04)
MAP SENSOR OK ? (test step 03)
IDLE AIR CONTROL OK ? (test step 08)
If all the above check points are OK: disconnect control unit from vehicle electrical system (reset), repeat check!
· If all of the above data list parameters are OK and the engine is running normally, a deviation in this test step can be ignored
| Data list parameters OK | · Control unit defective |