Diagnostic Information And Procedures; Engine And Emission Control System Check - Suzuki GRAND VITARA Owner's Manual

1A-25 Engine General Information and Diagnosis:
Information sensors
1. MAF and IAT sensor
2. Electric throttle body assembly (built-in
throttle position sensor and throttle
actuator)
3. Stop lamp switch
4. ECT sensor
5. A/F sensor
6. Heated oxygen sensor-2
7. Battery
8. CMP sensor
9. MAP sensor
10. CKP sensor
11. Main fuel level sensor
11-1. Sub fuel level sensor
12. Knock sensor
13. Power steering pump pressure switch
14. Accelerator pedal position (APP)
sensor
15. Rear wheel speed sensor (RH, LH)
(VSS)

Engine and Emission Control System Check

Refer to the following items for the details of each step.
Step
1 Customer complaint analysis
1) Perform customer complaint analysis referring to
"Customer Complaint Analysis".
Was customer complaint analysis performed?
2 DTC / Freeze frame data check, record and clearance
1) Check for DTC (including pending DTC) referring to
"DTC / Freeze Frame Data Check, Record and
Clearance".
Is there any DTC(s)?
3 Visual inspection
1) Perform visual inspection referring to "Visual Inspection".
Is there any faulty condition?
4 Visual inspection
1) Perform visual inspection referring to "Visual Inspection".
Is there any faulty condition?
5 Trouble symptom confirmation
1) Confirm trouble symptom referring to "Trouble Symptom
Confirmation".
Is trouble symptom identified?
6 Rechecking and record of DTC / Freeze frame data
1) Recheck for DTC and freeze frame data referring to
"DTC Check: ".
Is there any DTC(s)?
Control devices
a: Fuel injector
b: EVAP canister purge valve
c: Fuel pump relay
d: EGR valve
e: Malfunction indicator lamp
f: Radiator cooling fan relay No.1
g: HO2S heater relay
h: Ignition coil assembly (with ignitor)
i: Main relay
j: Oil control valve
k: Radiator cooling fan relay No.2
l: Radiator cooling fan relay No.3
m: Starting motor control relay
n: Immobilizer indicator lamp (if equipped)
o: Throttle actuator control relay

Diagnostic Information and Procedures

Action
A: ECM
B: Combination meter
C: EVAP canister
D: A/C evaporator outlet air temp. sensor (if equipped
with A/C)
E: Data link connector
F: A/C compressor relay (if equipped)
G: ABS hydraulic unit / control module assembly
H: BCM
I: Immobilizer coil antenna (if equipped)
J: Fuse box No.2
K: A/C refrigerant pressure sensor (if equipped with A/
C)
Yes
Go to Step 2.
Print DTC and freeze
frame data or write them
down and clear them by
referring to "DTC
Clearance: ", and go to
Step 3.
Repair or replace
malfunction part, and go
to Step 11.
Repair or replace
malfunction part, and go
to Step 11.
Go to Step 6.
Go to Step 9.
Others
S5JB0A1104001
No
Perform customer
complaint analysis.
Go to Step 4.
Go to Step 5.
Go to Step 8.
Go to Step 7.
Go to Step 8.