Honda NC700 2012 Service Manual page 201

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PGM-FI SYSTEM
DTC 84-1 (CPU IN THE PCM
MALFUNCTION) (NC700XD/SD)
• If the PCM is replaced, perform the following:
– Key Registration Procedure (page 23-6)
– Clutch Initialize Learning Procedure (page 12-120)
1. DTC Recheck
Erase the DTCs (page 4-13).
Check the DTC with the HDS pocket tester.
Is DTC 84-1 indicated?
YES
NO
DTC 86-1 (METER COMMUNICATION
MALFUNCTION)
• NC700X/XA/S/SA:
Before starting the inspection, check for loose or
poor contact on the combination meter 16P (Gray)
connector and ECM 33P (Black) connector, then
recheck the DTC.
• NC700XD/SD:
Before starting the inspection, check for loose or
poor contact on the combination meter 16P (Gray)
connector and PCM 33P (Gray) connector, then
recheck the DTC.
• If the ECM/PCM is replaced, perform the following:
– Key Registration Procedure (page 23-6)
– Clutch Initialize Learning Procedure (NC700XD/
SD) (page 12-120)
1. Recheck DTC
Erase the DTCs (page 4-13).
Turn the ignition switch ON and engine stop switch
" ".
Check the meter communication with the HDS
pocket tester.
Is the DTC 86-1 indicated?
YES
NO
2. Combination Meter Serial Line Short Circuit
Inspection
Turn the ignition switch OFF.
Disconnect the following:
– Combination meter 16P (Gray) connector [1]
– ECM 33P (Black) connector (NC700X/XA/S/SA)
– PCM 33P (Gray) connector (NC700XD/SD)
Check for continuity between the combination meter
16P (Gray) connector of the wire harness side and
ground.
Connection: Red/blue – Ground
Is there continuity?
YES
NO
4-40
– Replace the PCM with a known good one,
and recheck.
– Intermittent failure
– GO TO STEP 2.
– Intermittent failure
– Short circuit in the Red/blue wire
– GO TO STEP 3.
[1]
R/Bu