Voltage - BMW 745i Repair Instructions

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BMW745iA
Distributor No.
01 Engine Voltage
0237304017 ,
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U B+
Battery voltage (0:1 and 3)
> 11.2V
U Tenn 15
Voltage at line resistor (0:2 and 3)
> 10.8V
U Tenn 1
Voltage at coil term 1 (D:9 and 3)
<
2.0 V
I Battery
Battery current
0 + 2.0 A
Engine speed -/min
,..
Test 1. Switch off electrical consumers (e.g. ignition, blower) on car.
sequence: 2. Connections: diagnosis plug, current clip
3. Switch on ignition (at car's ignition switch)
Note: coil off·load current can be measured at lead between B
+
and junction box with
current clip.
4. Compare with nominal values , then switch off ignition at car's ignition switch.
(To repeat test step with print·out:
IQ] [})
" nominal values are not reached: check battery and state of battery charge with test step 03
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Further information on workshop manual microfiche, job No. houbeleshooting TSZ
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