3. The word "Wait" will appear, the EFI module is
now searching for blink codes. If any blink codes
are stored they will display on the instrument
cluster one at a time. NOTE: The check engine
icon will flash during this mode.
This picture is an example of
how a failure code appears.
4. The word "End" will display after all of the codes
have been displayed.
Blink Code Identification Table
Blink
Failure Description
Code
No RPM Signal
-
21
Loss of Syn-
chronization
45
Barometric
Pressure Sen-
sor: Circuit Low
Input
46
Barometric
Pressure Sen-
sor: Circuit High
Input
22
TPS: Open or
Short Circuit to
Ground
22
TPS: Short Cir-
cuit to Battery
23
RAM Error: De-
fective ECU
42
Engine Temp
Sensor Circuit:
Short to Ground
42
Engine Temp
Sensor Circuit:
Open or Short
to Battery
51
Injector 1: Open
Load
51
Injector 1: Short
Circuit to
Ground
51
Injector 1: Short
Circuit to Bat-
tery
52
Injector 2: Open
Load
52
Injector 2: Short
Circuit to
Ground
52
Injector 2: Short
Circuit to Bat-
tery
ELECTRICAL
Blink
Failure Descrip-
Code
tion
54
Engine Temp
Lamp: Open
Load
54
Engine Temp
Lamp: Short
Circuit to
Ground
54
Engine Temp
Lamp: Short
Circuit to Bat-
tery
55
Diag Lamp:
Open Load
55
Diag Lamp:
Short Circuit
to Ground
55
Diag Lamp:
Short Circuit
to
Battery
56
Pump Relay:
Open Load
56
Pump Relay:
Short Circuit
to Ground
56
Pump Relay:
Short Circuit
to Battery
58
Cooling Fan:
Open Load
58
Cooling Fan:
Short Circuit
to Ground
58
Cooling Fan:
Short Circuit
to Battery
41
Intake Air
Temp Sensor:
Open or Short
Circuit to
+Sensor Volt-
age
41
Intake Air
Temp Sensor:
Short Circuit
to Ground
61
END of Check
10.7