FI SYSTEM DIAGNOSIS 12-24
NOTE:
The FP relay is built into the ECM.
DTC No.
DETECTED
ITEM
DETECTED FAILURE CONDITION CHECK FOR
31
Gear posi-
tion signal
Gear position signal voltage should be
higher than the following for 30 sec-
onds and more.
Gear position switch voltage 0.6 V
If lower than the above value, 31 is
indicated.
GP switch, wiring/coupler con-
nection, gearshift cam, etc.
32 Fuel injector
CKP sensor (pickup coil) signal is pro-
duced, but fuel injector signal is inter-
rupted 8 times or more continuously. In
this case, the code 32 is indicated.
Fuel injector, wiring/coupler con-
nection, power supply to the
injector
41 FP relay
No voltage is applied to the fuel pump,
although FP relay is turned ON.
FP relay, lead wire/coupler con-
nection, power source to FP
relay
63
Crankshaft
rotation sig-
nal sensor
The signal does not reach ECM for 30
sec. or more.
Crankshaft rotation signal sen-
sor wiring and mechanical parts
Crankshaft rotation signal sen-
sor, lead wire/coupler connec-
tion