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ENGINE 273 MPFI
285
P Code Description as per ISO/SAE
Fault cause MIL /
Blink Diag Detection / Customer Effect
Probable Trouble area
Check Code Tool
for
BS-III-IV
P1615
Stalled Starter
-
OFF 63 YES 1. Starter is inhabitted for 10 sec.
1. Check starter for stalled / stuck
2. Start not possible
2. Check crankshaft Stuck / Jam
P1201
Engine stalled due to overheating
Engine
Blinking 53 YES 1. Engine shut-off
1. Check cooling FAN.
overheat
2. Danger of damage to engine and other components in engine 2. Check radiator coolant level
room
3. Check coolant circuit.
P0171
LambdaTooLean
Blinking 72 YES 1. Too lean fuel can heat of the engine as well as exhaust
1. Blocked fuel line
components.
2. Faulty fuel regulator
2.Accelearation and overall vehicle performance is affected.
3. Blocked/leaking injectors
4. Faulty Injector
P0172
LambdaToo Rich
Blinking 72 YES 1. Fuel consumption is increased.
5.Air leakage through intake system
2. Too rich fuel can also result in bad combustion and hence poor
performance.
P2187
LambdaToo Lean at Idle
Injector delay
ON 72 YES 1. Affect idle stability.
time incorrect
2.Affect performance in Low engine speed and load zones.
/Air intake
leakage/MAP
sensoroffset
incorrect.
P2188
LambdaToo Rich at Idle
ON 72 YES 1. Affect idle stability.
2.Affect performance in Low engine speed and load zones.
P0506
IdleAir Control System RPM Lower Than
stuck/blocked ON 33 YES 1. Very low idle engine speed
1. Blocked/Stuck stepper motor
Expected
stepper motor.
2.Intake air leakage/ blockage of air path
3. Check for connections to intake manifold like canister
P0507
IdleAir Control System RPM HigherThan
Intake air
ON 33 YES 1. Idle engine speed is high or sawing of engine
hose,break booster hose, Pressure sensor mounting and
EXpected
leakage/stuck
mounting bolts of intake manifold to engine.
stepper motor
P0324
Knock Control System Error
signalerror
ON 29 YES 1. No knock control active.
1) Loose /Damaged connector.
2. Permanent ignition retardation.
2) Knoch sensor positive/ negative line Short to Battery/
3. Engine damage can happen with bad fuel quality.
Ground.
3) Check the continuity from knock sensor connector
P0327
Knock Sensor Circuit Low
Short Circuit
ON 29 YES 1. No knock control active.
pins to the ECU pins ( ECU pin 29 and 41).
toGround
2. Permanent ignition retardation.
4) Check for back out of pins at both knock sensor
3. Engine damage can happen with bad fuel quality.
connector and ECU connector.
5) Faulty sensor.
P0328
Knock Sensor Circuit High
Short Circuit
ON 29 YES 1. No knock control active.
6)Faulty ECU.
to Battery
2. Permanent ignition retardation.
3. Engine damage can happen with bad fuel quality.
P0532
A/C Refrigerant Pressure Sensor “A” Circuit
Short Circuit
OFF 55 YES 1.A/C switched off.
1) Loose /Damaged connector.
Low
to Battery
2)A/C presuure sensor signal line Short to Battery/
Ground.
P0533
A/C Refrigerant Pressure Sensor “A” Circuit
Short Circuit
OFF 55 YES 1.A/C switched off.
3) Check the continuity fromA/C pressure sensor sensor
High
toGround/
connector pins to the ECU pins ( ECU pin 23).
No signal
4) Check for back out of pins at bothA/C pressure
detected
sensor connector and ECU connector.
5) Faulty sensor.
6)Faulty ECU.