TM 1-2840-252-23-3
G-40
FAULT CODE E3, N2A SENSOR EXPANDED INSTRUCTIONS
Refer to numbered steps in figure 126.
Step 2.
Check harness connector PL1 (figure 201) at DECU, and P7 at N2A sensor for tight connections.
Step 3.
Disconnect connectors PL1 and P7 to check pins and sockets.
Step 5.
With PL1 disconnected, check resistance of N2A sensor at harness PL1 connector sockets BB and (figure
m
Step 6.
With P7 disconnected, check resistance of N2A sensor at N2A sensor J7 connector pins 1 and 2 (figure 202).
Limit is 10.0 - 45.5Ω
Step 7.
Before tightening harness connectors PL1 and P7, be sure that keyways in harness connectors are aligned
with keyways in component connectors.
Step 10
Refer to manufacturer's procedure for checking operation of N2 pickup, wheel and drive pad.
Step 11
Refer to manufacturer's procedure for checking operation of N2 pickup,wheel and drive pad.
Step 13.
Refer to manufacturer's procedure for diagnosing and replacing harness or N2A sensor.
Step 16.
Refer to manufacturer's procedure for diagnosing and replacing N2 components.
Step 17.
Refer to manufacturer's procedure for diagnosing and replacing harness.
Step 18.
Refer to manufacturer's procedure for diagnosing and replacing N2A sensor.
Step 21.
Refer to manufacturer's procedure for diagnosing and replacing N2 components.
RESISTANCE-CHECK SUMMARY
Resistance (Ω)
Connector
Component
No.
Contacts
Limits
Nominal*
N2A Sensor
PL1
BB & m
10.0 - 45.5
25.5
J7
1&2
10.0 - 45.5
25.5
At 25
C
G-87
