Suzuki Grand Vitara JB416 / JB420 / JB419. Service manual - part 84

1A-283 Engine General Information and Diagnosis: For Diesel Engine Model

)

 P0403

EGR Control Circuit

• EGR valve actuator circuit shorted to ground 

circuit

• EGR valve actuator circuit open or shorted to 

power circuit

)

 P0409

EGR Motor Malfunction

• Excessive or insufficient EGR flow
• Poor performance of EGR valve

)

 P0470*

Differential Pressure Sensor Circuit*

• Differential pressure sensor circuit shorted to 

ground circuit

• Differential pressure sensor circuit open or 

shorted to power circuit

• Poor performance of differential pressure sensor

)

 P0480

Radiator Fan Low Control Circuit

Radiator fan relay No.1 control circuit low or high 
input

)

 P0481

Radiator Fan High Control Circuit

Radiator fan relay No.2 and No.3 control circuit low 
or high input

)

 P0486

EGR Stroke Sensor Circuit

EGR stroke sensor signal low or high input

)

 P0500

VSS Malfunction

• Vehicle speed signal not inputted or incorrect 

signal inputted

• Receiving error on CAN communication from 

other control module

)

 P0530

A/C Refrigerant Pressure Sensor Circuit

A/C refrigerant pressure sensor signal circuit low or 
high input

)

 P0544*

Exhaust Gas Temperature Sensor 3 Circuit*

• Exhaust gas temperature sensor 3 circuit 

shorted to ground circuit

• Exhaust gas temperature sensor 3 circuit open 

or shorted to power circuit

)

 P0560

System Voltage

Power supply low or high input

)

 P0571

Brake Light Switch Circuit

Brake pedal switch signal (Brake switch 2) is 
inconsistent with stop light switch signal (Brake 
switch 1).

)

 P0575

Cruise Control Input Circuit

Inconsistent signal inputted

)

 P0606

ECM Processor

Engine control module internal faulty (system error)

)

 P0611

ECM Performance

• Poor performance of ECM
• IMA codes is not entered or erroneous

)

 P0615

Ignition Switch Circuit

Power supply from ignition switch low or high input

)

 P0627

Fuel Pump Control Circuit

Fuel pump relay control circuit low or high input

)

 P0638

Inlet Throttle Valve Control Range/
Performance

• Inlet throttle valve actuator circuit shorted to 

ground circuit

• Inlet throttle valve actuator circuit open or 

shorted to power circuit

• Inlet throttle valve position signal low or high 

input

)

 P0641

Sensor Reference Voltage 1 Circuit 

Sensor power source voltage is too high or too low 
from ECM (Accelerator pedal position (APP) sensor 
(main), boost pressure sensor, differential pressure 
sensor)

)

 P0645

A/C Compressor Relay Control Circuit

A/C compressor relay control circuit low or high 
input

)

 P0651

Sensor Reference Voltage 2 circuit

Sensor power source voltage is too high or too low 
from ECM (Accelerator pedal position (APP) sensor 
(sub), EGR stroke sensor)

)

 P0670

Glow Plug Control Circuit

Detection an error of pre-heating control or glow 
plug failure 

DTC No.

(SUZUKI scan 

tool)

Detecting Item

Detecting Condition

(DTC will set when detecting:)

Engine General Information and Diagnosis: For Diesel Engine Model 1A-284

)

 P0685

Main Relay Control Circuit

Monitor signal of main relay is different from 
command signal. 

)

 P0697

Sensor Reference Voltage 3 circuit

Sensor power source voltage is too high or too low 
from ECM (Fuel pressure sensor, MAF)

)

 P0830

CPP Switch Circuit

Poor performance of CPP switch

)

 P1431*

Clogged Diesel Particulate Filter Failures* Diesel particulate filter clogged

)

 P1436*

Diesel Particulate Filter Regeneration 
Request Failures*

This DTC indicates whether a specific running 
request has been made in order to prompt a 
particulate filter regeneration.

)

 P1480*

Upstream Side Differential Pressure Sensor 
Failure*

Clog diesel particulate filter upstream side pipe of 
differential pressure sensor

)

 P1641

Additional Heater Relay No.1 Control 
Circuit

Additional heater relay No.1 control circuit low or 
high input

)

 P1642

Additional Heater Relay No.2, 3 Control 
Circuit

Additional heater relay No.2 and 3 control circuit 
low or high input

)

 P2002*

Diesel Particulate Filter Efficiency Below 
Threshold*

• Differential pressure sensor signal out of 

specification

)

 P2031*

Exhaust Gas Temperature Sensor 2 Circuit*

• Exhaust gas temperature sensor 2 circuit 

shorted to ground circuit

• Exhaust gas temperature sensor 2 circuit open 

or shorted to power circuit

)

 P2120

APP Sensor (Sub) Circuit

• Accelerator pedal position (APP) sensor (sub) 

circuit shorted to ground circuit

•  Accelerator pedal position (APP) sensor (sub) 

circuit open or shorted to power circuit

• Poor performance of Accelerator pedal position 

(APP) sensor (sub)

)

 P2141

EGR Motor Control Circuit Low

EGR valve out of tolerance or inoperative

)

 P2142

EGR Motor Control Circuit High

EGR valve out of tolerance or inoperative

)

 P2264

Fuel Filter Water Detection Sensor Circuit 

• Fuel filter water detection sensor circuit open or 

short

• Fuel filter water detection sensor detects water in 

fuel filter

)

 P2413

EGR System Performance

• Excessive EGR flow
• Poor performance of EGR valve

)

 P242A

Exhaust Gas Temperature Sensor 1 Circuit

• Exhaust gas temperature sensor 1 circuit 

shorted to ground circuit

• Exhaust gas temperature sensor 1 circuit open 

or shorted to power circuit

)

 P242B

Exhaust Gas Temperature Sensor 1 
Regulation Failure

Exhaust gas temperature sensor 1 signal too high 
input

)

 P2600

Turbocharger Electric Water Pump Control 
Circuit

Turbocharger electric water pump relay control 
circuit low or high input

)

 P3031*

Exhaust Gas Temperature Sensor 2 
Threshold Overshoot Failures During After-
sales Regeneration*

The exhaust gas temperature sensor 2 detects 
over 700 

°C, 1292 °F while the after-sales 

regeneration was in progress.

DTC No.

(SUZUKI scan 

tool)

Detecting Item

Detecting Condition

(DTC will set when detecting:)

1A-285 Engine General Information and Diagnosis: For Diesel Engine Model

Indicator Light Operation Table

S6JB0A1124008

NOTE

• For vehicle without diesel particulate filter, DTCs with asterisk (*) in table below are not detected.
• For indicator / warning light operation of items with asterisks (**), refer to corresponding Faulty 

Finding – Fault Interpretation in this section.

• “–” marked in above table indicates that indicator / warning light does not light.

 

DTC No. (SUZUKI 

scan tool)

Detecting Item

Malfunction 

Indicator 

Lamp (MIL)

Injection 

Warning Light 

(Gravity 1 Fault)

Red Stop 

Warning Light 

(Gravity 2 Fault)

)

 P0016

CKP – CMP Correlation

—

—

—

)

 P0033

Boost Pressure Control Solenoid Valve 
Control Circuit

**3 driving 

cycles

**1 driving cycle

—

)

 P0089

Fuel Flow Actuator Performance

—

**1 driving cycle **1 driving cycle

)

 P0100

Mass or Volume Air Flow Circuit

—

1 driving cycle

—

)

 P0105

Barometric Pressure Circuit

—

1 driving cycle

—

)

 P0110

IAT Sensor Circuit

—

1 driving cycle

—

)

 P0115

ECT Circuit

—

1 driving cycle

—

)

 P0190

Fuel Pressure Sensor Circuit

—

—

1 driving cycle

)

 P0201

Fuel Injector No.1 Circuit

**3 driving 

cycles

**1 driving cycle **1 driving cycle

)

 P0202

Fuel Injector No.2 Circuit

**3 driving 

cycles

**1 driving cycle **1 driving cycle

)

 P0203

Fuel Injector No.3 Circuit

**3 driving 

cycles

**1 driving cycle **1 driving cycle

)

 P0204

Fuel Injector No.4 Circuit

**3 driving 

cycles

**1 driving cycle **1 driving cycle

)

 P0225

APP Sensor (Main) Circuit

—

1 driving cycle

—

)

 P0235

Boost Pressure Sensor “A” Circuit

—

1 driving cycle

—

)

 P0243

Boost Pressure Malfunction

—

1 driving cycle

—

)

 P0297

Vehicle Overspeed Condition

—

—

—

)

 P0301

Cylinder No.1 Misfire Detected

—

—

—

)

 P0302

Cylinder No.2 Misfire Detected

—

—

—

)

 P0303

Cylinder No.3 Misfire Detected

—

—

—

)

 P0304

Cylinder No.4 Misfire Detected

—

—

—

)

 P0335

CKP Sensor Circuit

—

—

1 driving cycle

)

 P0340

CMP Sensor Circuit

—

1 driving cycle

—

)

 P0380

Glow Plug Control Module Circuit

—

1 driving cycle

—

)

 P0403

EGR Control Circuit

—

**1 driving cycle

—

)

 P0409

EGR Motor Malfunction

—

**1 driving cycle

—

)

 P0470

Differential Pressure Sensor CIrcuit*

**1 driving 

cycle

1 driving cycle

—

)

 P0480

Radiator Fan Low Control Circuit

—

—

—

)

 P0481

Radiator Fan High Control Circuit

—

—

—

)

 P0486

EGR Stroke Sensor Circuit

1 driving cycle

—

—

)

 P0500

VSS Malfunction

—

—

—

)

 P0530

A/C Refrigerant Pressure Sensor Circuit

—

—

—

)

 P0544*

Exhaust Gas Temperature Sensor 3 Circuit*

—

—

—

)

 P0560

System Voltage

—

—

—

)

 P0571

Brake Light Switch Circuit

—

—

—

)

 P0575

Cruise Control Input Circuit

—

—

—

)

 P0606

ECM Processor

**3 driving 

cycles

**1 driving cycle **1 driving cycle

)

 P0611

ECM Performance

—

1 driving cycle

—

)

 P0615

Ignition Switch Circuit

—

—

—

)

 P0627

Fuel Pump Control Circuit

—

—

—

)

 P0638

Inlet Throttle Valve Control Range/
Performance

—

1 driving cycle

—

Engine General Information and Diagnosis: For Diesel Engine Model 1A-286

)

 P0641

Sensor Reference Voltage 1 Circuit

—

1 driving cycle

—

)

 P0645

A/C Compressor Relay Control Circuit

—

—

—

)

 P0651

Sensor Reference Voltage 2 Circuit

**3 driving 

cycles

**1 driving cycle

—

)

 P0670

Glow Plug Control Circuit

—

1 driving cycle

—

)

 P0685

Main Relay Control Circuit

—

1 driving cycle

—

)

 P0697

Sensor Reference Voltage 3 Circuit 

—

—

1 driving cycle

)

 P0830

CPP Switch Circuit

—

—

—

)

 P1431*

Clogged Diesel Particulate Filter Failures*

—

1 driving cycle

—

)

 P1436*

Diesel Particulate Filter Regeneration 
Request failures*

—

—

—

)

 P1480*

Upstream Side Differential Pressure Sensor 
Failure*

—

1 driving cycle

—

)

 P1641

Additional Heater Relay No.1 Control 
Circuit

—

—

—

)

 P1642

Additional Heater Relay No.2, 3 Control 
Circuit

—

—

—

)

 P2002*

Diesel Particulate Filter Efficiency Below 
Threshold*

1 driving cycle

1 driving cycle

—

)

 P2031*

Exhaust Gas Temperature Sensor 2 Circuit*

—

1 driving cycle

—

)

 P2120

APP Sensor (Sub) Circuit

—

1 driving cycle

—

)

 P2141

EGR Motor Control Circuit Low

—

1 driving cycle

—

)

 P2142

EGR Motor Control Circuit High

—

1 driving cycle

—

)

 P2264

Fuel Filter Water Detection Sensor Circuit 

—

—

—

)

 P2413

EGR System Performance

**3 driving 

cycles

)

 P242A

Exhaust Gas Temperature Sensor 1 Circuit 1 driving cycle

1 driving cycle

—

)

 P242B

Exhaust Gas Temperature Sensor 1 
Regulation Failure

—

1 driving cycle

—

)

 P2600

Turbocharger Electric Water Pump Control 
circuit

—

1 driving cycle

—

)

 P3031*

Exhaust Gas Temperature Sensor 2 
Threshold Overshoot Failures During After-
sales Regeneration*

—

—

—

DTC No. (SUZUKI 

scan tool)

Detecting Item

Malfunction 

Indicator 

Lamp (MIL)

Injection 

Warning Light 

(Gravity 1 Fault)

Red Stop 

Warning Light 

(Gravity 2 Fault)