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SAFARI STROME

SR

NO

DTC

DESCRIPTION RESOLVE

PRIORITY

EFFECT ON VEHCLE

CAUSES

CHECK POINTS

CORRECTIVE ACTION

CEL

MIL

STATUS

124

P1237

Manifold

pressure sensor

fault - signal out

of range at Key

ON.

Incorrect VGT behavior.

TMAP sensor signal out of

range at Ignition on.

1. Check for Reference

voltage 1 fault or If P1105 is

present.

2. Check inlet air circuit for

clogging; wrong

assembly/fitment etc.

3. Check sensor connections

for rust dirt etc.

4. Visually check sensor.

5. Check Electrical continuity.

6. Check ECU.

1. Follow Reference voltage 1 check and

rectification Procedure.

2. Ensure proper fitment of the inlet air circuit.

3. Clean the sensor connections and ensure proper

fitment.

4. Replace sensor if damaged.

5. Follow Electrical continuity check procedure.

Replace/ Rectify Harness if required.

6. Replace ECU; if problem still persists.

Y

N

125

P1238

Manifold

pressure sensor

fault - signal low

at Key ON.

Incorrect VGT behavior.

TMAP sensor signal low at

Ignition on.

1. Check for Reference

voltage 1 fault or If P1105 is

present.

2. Check inlet air circuit for

clogging; wrong

assembly/fitment etc.

3. Check sensor connections

for rust dirt etc.

4. Visually check sensor.

5. Check Electrical continuity.

6. Check ECU.

1. Follow Reference voltage 1 check and

rectification Procedure.

2. Ensure proper fitment of the inlet air circuit.

3. Clean the sensor connections and ensure proper

fitment.

4. Replace sensor if damaged.

5. Follow Electrical continuity check procedure.

Replace/ Rectify Harness if required.

6. Replace ECU; if problem still persists.

Y

N

126

P1256

Rail pressure

control error -

IMV current trim

too high.

M

1. Engine vibration / abnormal noise

2. Cylinder balancing is disabled.

3. Reduced torque mode activated.

This DTC gets logged if the

Rail pressure trim is less

than the calibrated value.

1. Check for the presence of

fault codes P0251; P0192

and P0193.

2. Check the LP circuit.

3. Check the HP circuit.

4. Check the Injector.

5. Check the HP pump.

6. Check ECU.

1. Check adequate fuel is available in the tank.

2. Check there is no air entry in to the low pressure

fuel line. Ensure fuel filter is not clogged.

4. Ensure there is no leakage in the high pressure

fuel line.

5. Check & ensure connector for proper fitment

6. Check for the presence of fault codes P0251;

P0192 and P0193; if noticed follow the check

procedures for the fault codes P0251; P0192 and

P0193.

7. Check the LP circuit; Refer LP circuit check and

rectification procedure.

8. Check the HP circuit; Refer HP circuit check and

rectification Procedure.

9. Check the Injectors; Follow Injector check and

rectification procedure.

10. Check the HP pump; Rectify/replace HP pump if

found faulty.

11. Check ECU; Replace ECU if problem still

persists.

12. After rectification ensure the following before

handing over to customer.

a) Rail pressure at ignition key on is < 10 bar;

b) By removing the rail pressure sensor connector

shows rail pressure value of 800 bar.

c) High pressure leak detection test can be

carried out.

d) Please drive the vehicle on road; check and

ensure rail pressure feed-back follows the

demand continuously.

Y

N