Code |
Detected
Item |
Malfunction
detected when
|
Check
Item |
11*
|
Crank
angle sensor circuit |
Either
1 or 180 signal is not entered for the firs few seconds during
engine cranking. Either 1 or 180 signal is not input often enough while the engine
speed is higher than the specified rpm.
|
Harness
and connector (If harness and connector are normal, replace crank
angle sensor)
|
12
|
Air
flow meter circuit |
The
air flow meter circuit is open or shorted. An abnormally high or low
voltage is entered.
|
Harness
and connector (If harness and connector are normal, replace air flow
meter)
|
13
|
Engine
temperature sensor circuit |
The
engine temperature sensor circuit is open or shorted. An abnormally
higher or low output voltage is entered.
|
Harness
and connector Engine temperature sensor
|
14
|
Vehicle
speed sensor circuit |
The
vehicle speed sensor circuit is open or shorted.
|
Harness
and connector Vehicle speed sensor (reed switch)
|
21*
|
Ignition
signal circuit |
The
ignition signal in the primary circuit is not entered during engine
cranking or running.
|
Harness
and connector Power transistor unit
|
31
|
ECU
|
ECU
calculation function is malfunctioning.
|
Replace
ECCS Control Unit (ECU)
|
32
|
EGR
function |
EGR
control valve does not operate. EGR control valve spring does not
lift.
|
EGR
Control Valve *EGR & Canister control solenoid valve
|
33
|
Exhaust
gas temperature sensor circuit |
The
exhaust gas sensor circuit is open or shorted. An abnormally
high or low output voltage is entered.
|
Harness
and connector Exhaust gas sensor Fuel Pressure Injectors Intake air leaks
|
35
|
Exhaust
gas temperature sensor circuit |
The
exhaust gas temperature sensor circuit is open or shorted.An
abnormally high or low voltage is entered.
|
Harness
and connector Exhaust gas temperature sensor
|
43
|
Throttle
sensor circuit |
The
throttle sensor circuit is open or shorted. An abnormally high or
low voltage is entered.
|
Harness
and connector Throttle sensor
|
45
|
Injector
leak |
Fuel
leaks from injector.
|
Injector
|
55
|
No
malfunction in the above circuits |
|
|