TROUBLESHOOTING
F2–185
F2
End Of Sie
3 Inspect idle speed.
(See F2–34 IDLE SPEED INSPECTION)
Is idle speed correct?
Yes Go to next step.
No Repair or replace malfunctioning part according to idle
speed inspection results.
4 Inspect cooling fan No.2 control system
operation.
Does cooling fan No.2 control operate properly?
Yes Go to next step.
No Repair or replace malfunctioning part according to
cooling fan No.2 control system operation inspection
results.
5 Inspect adjustment of accelerator position
sensor and idle switch.
(See F2–72 ACCELERATOR POSITION
SENSOR INSPECTION)
(See F2–70 IDLE SWITCH INSPECTION)
Are accelerator position sensor and idle switch
adjusted correctly?
Yes Go to next step.
No Adjust accelerator position sensor and idle switch
correctly.
(See F2–73 ACCELERATOR POSITION SENSOR
ADJUSTMENT)
(See F2–71 IDLE SWITCH ADJUSTMENT)
6 Inspect adjustment of neutral switch.
(See F2–69 NEUTRAL SWITCH INSPECTION)
Is neutral switch adjusted correctly?
Yes Go to next step.
No Adjust neutral switch correctly.
7 Visually inspect CKP sensor and teeth of pulse
wheel.
Are CKP sensor and teeth of pulse wheel okay?
Yes Go to next step.
No Replace malfunctioning parts.
8 Measure gap between CKP sensor and teeth of
pulse wheel.
Specification
1.5—2.5 mm {0.059—0.098 in}
Is gap within specification?
Yes Go to next step.
No Adjust CKP sensor position.
9 Visually inspect CMP sensor and teeth of pulse
wheel.
Are CMP sensor and teeth of pulse wheel okay?
Yes Inspect following PIDs:
(See F2–65 PCM INSPECTION)
• ECT
• IAT
• MAF
• RPM
If PID value is not as specified, repair or replace
malfunctioning parts.
If PID value is okay, go to next step.
No Replace malfunctioning parts.
10 Inspect suction control valve.
(See F2–54 SUCTION CONTROL VALVE
INSPECTION)
Is suction control valve okay?
Yes Go to next step.
No Repair supply pump.
(See F2–54 SUPPLY PUMP INSPECTION)
11 Remove thermostat and inspect operation.
(See E–9 THERMOSTAT REMOVAL/
INSTALLATION)
(See E–10 THERMOSTAT INSPECTION)
Is thermostat okay?
Yes Go to next step.
No Replace thermostat.
12 Inspect IDM.
(See F2–84 INJECTOR DRIVER MODULE
(IDM) INSPECTION)
Is IDM okay?
Yes Go to next step.
No Repair or replace as necessary.
13 Inspect fuel injector relief pressure.
Is fuel injector relief pressure okay?
Yes Remove and inspect supply pump and common rail.
No Replace fuel injector.
14 Verify test results.
• If okay, return to diagnostic index to service any additional symptoms.
• If malfunction remains, replace PCM. (See F2–64 PCM REMOVAL/INSTALLATION)
STEP INSPECTION RESULTS ACTION
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