Supplement Airplane Maintenance Manual
Cessna 172 with TAE 125-02-99 / -114
AMM-20-02
Chapter:
Issue:
Issue Date:
Page:
Content:
20-AMM-71-02
3
06.11.2013
22
46
Rev. No:
Rev. Date:
1
25.08.2014
Table 71-15a Troubleshooting / Electrical System / FADEC
code Indication
Code Task / Check
Check by
Corective Action
36
Flashing
FADEC lights
36.1
Proceed according to
indicated Code in event
log
37
Lack of
FADEC power
37.1
Check FADEC power
supply. Check power
connections to wiring
harness. Check battery
power.
Re-establish FADEC power
37.2
Check FADEC power
switch functional by
checking continuity and
connections of ECU
power switch.
Repair FADEC power switch
38
Glow plug
functionality
38.1
Check CAN termination
plug is in place
Replace CAN terminator plug
38.2
Check glow plug signal
output
Measure voltage to glow plugs
Repair glow plug signal output.
Check wiring / power connections
of glow plugs.
38.3
Check glow plug relay
function
Replace glow plug relay
38.4
Check glow plug
function
Check resistance of two glow
plugs in parallel by measuring
resistance from connector to
engine ground. Repaet for both
pairs of glow plugs by checking
both pins to ground. Resistance
for two glow plugs in parallel
should be 1 ohm. If necessary
check resistance of individual
glow plug. Resistance should be
2 ohm
Replace glow plugs as necessary
39
Lack of
alternator
charge
39.1
Check alternator
connection
Repair alternator connection
39.2
Check alternator
function
Replace alternator
40
Starter
Malfunction
40.1 Check battery voltage
Measure battery voltage at battery
terminals
Repair starter power supply
40.2
Check starter supply
voltage
Measure voltage at starter power
supply (with battery switch on)
and starter control wire (while
actuating starter).
Stay clear of
propeller
.
Replace switch
40.3
Check starter switch
operational
Check continuity of starter switch
in both positions.
Replace starter
Electrical System / FADEC
Содержание Cessna 172
Страница 8: ......