Section 05 2–TEC ENGINE MANAGEMENT
Subsection 02 (COMPONENT INSPECTION AND ADJUSTMENT)
FUEL DELIVERY
Crank or start
engine
Repair or
replace
Replace fuel pump
module
Fuel system
OK
Retest
Fuel pump does not run
Connect tether cord cap and push
START/RER button momentarily
Check fuses
Check tether cord cap connection
Check fuel pump operation
Repair or replace if necessary
Fuel pressure at
400 kPa (58 PSI)
Fuel pressure under
400 kPa (58 PSI)
Perform fuel pump test
Check fuel line/rail for leaks
Check fuel
injectors
Yes
No
Perform fuel
pump test
Fast pressure
drop
Verify fuel
pump check
valve
Fuel pressure over
400 kPa (58 PSI)
Fuel pressure under
400 kPa (58 PSI)
Fuel pressure over
400 kPa (58 PSI)
Replace fuel pump
module
Fuel pump runs for 2 sec. then stops
Check fuel line/rail for leaks
Fails
OK
OK
Fuel pressure at
400 kPa (58 PSI)
OK
OK
OK
OK
Fails
Fails
Fuel delivery system diagnostic flow chart - SDI models
Install fuel pressure gauge on fuel
pressure line
Fails
Repair or
replace
Fails
Fails
A32I16S
180 mmr2004-Rev