Components; Diagnosis - Suzuki 2000 Grand Vitara SQ625 Service Manual

COMPONENTS

NOTE:
Above figure shows left hand steering vehicle. For right hand
steering vehicle, parts with (
Ignition timing adjusting resistor is equipped in the vehicle
which is not equipped with CKP sensor.
Condition
Engine cranks, but will not
start or hard to start
Poor fuel economy or engine
performance
) are installed at the other side.
*

DIAGNOSIS

Possible Cause
No spark
_ Blown fuse for ignition coil
_ Loose connection or disconnection of lead
wire or high-tension cord(s)
_ Faulty high-tension cord(s)
_ Faulty spark plug(s)
_ Faulty ignition coil assembly(s)
_ Faulty CMP sensor
_ Faulty ECM (or PCM)
_ Incorrect ignition timing
_ Faulty high-tension cord(s)
_ Faulty spark plug(s)
_ Faulty ignition coil assembly(s)
_ Faulty CMP sensor
_ Faulty ECM (or PCM)
IGNITION SYSTEM (FOR G16 ENGINE) 6F1-3
1. Ignition coil assembly for No.1 and No.4 cylinders
2. Ignition coil assembly for No.2 and No.3 cylinders
3. Monitor coupler ( * )
4. CMP sensor
5. ECM (or PCM) ( * )
6. High-tension cord
7. Spark plug
8. Noise suppressor
9. Ignition timing adjusting resistor (
10. Ignition label (if equipped)
Replace.
Connect securely.
Replace.
Adjust, clean or replace.
Replace.
Clean, tighten or replace.
Replace.
Adjust ignition timing if
adjustable or check
system related sensor.
Replace.
Adjust, clean or replace.
Replace.
Clean, tighten or replace.
Replace.
* ) (if equipped)
Correction