Dtc 12-1 (No.1 Rear Injector) - Honda NSA700A DN-1 2009 Service Manual

FUEL SYSTEM (PGM-FI)
D TC 12-1 (N o.1 REAR IN JE C TO R )
• Before starting the inspection, check fo r loose or
poor contact on the injector 2P (Gray) connector
and recheck the DTC.
DTC
12-1
j
13-1
1. Injector System Inspection
Reset the DTC (page 6-13).
Turn the ig n itio n sw itch ON and engine stop
switch "O", start the engine and check the injec­
to r w ith the HDS pocket tester.
Is th e DTC 12-1 in d ica te d ?
NO
YES
2. Injector Input Voltage Inspection
Turn the ig n itio n sw itch ON and engine stop
switch "O".
Measure the voltage between the injector 2P
(Gray) connector o f the w ire harness side and
ground.
CONNECTION: Black/white (+) - Ground (-)
Does the b a tte ry voltage e x is t?
NO
YES
3. Injector Resistance Inspection
Measure the resistance o f the injector connector
term inals.
STANDARD:
Is the resistance w ith in 1 0 - 14 Q (20 C/68 F)?
NO
YES
6-26
INJEC­ POWER SIGNAL
INPUT LINE
TOR
Pink/green
No.1 Black/white
Rear
No.2 Black/white Pink/black
Front
- • Inte rm itte nt failure.
• Loose o r poor contact on the injector
2P (Gray) connector.
- GO TO STEP 2.
- Open o r short circu it in Black/white
w ire.
- GO TO STEP 3.
10 - 14 ft (20°C/68 F)
- Faulty injector.
- GO TO STEP 4.
SIGNAL
LINE AT ECM
A17
A6
INJECTOR 2P (GRAY) CONNECTOR
(W ire side o f fem ale term inal)
INJECTOR (Injector side o f male te rm ina l)
P/BI o r P/G
Bl/W