NO.25 A/C IS NOT CUT OFF UNDER WIDE OPEN THROTTLE CONDITIONS [L3 Turbo]SM2444525
NO.25 A/C IS NOT CUT OFF UNDER WIDE OPEN THROTTLE CONDITIONS [L3 Turbo]

id0103b4803100

25

A/C IS NOT CUT OFF UNDER WIDE OPEN THROTTLE CONDITIONS
DESCRIPTION
• A/C compressor magnetic clutch does not disengage under WOT.
POSSIBLE CAUSE
• APP sensor malfunction
• Loosely installed APP sensor

Diagnostic procedure

STEP

INSPECTION

RESULTS

ACTION
1
Does the A/C compressor disengage when A/C switch is turned off?
Yes
Go to the next step.
No
Perform the symptom troubleshooting “NO.24 A/C IS ALWAYS ON OR A/C COMPRESSOR RUNS CONTINUOUSLY”.
(See NO.24 A/C IS ALWAYS ON OR A/C COMPRESSOR RUNS CONTINUOUSLY [L3 Turbo].)
2
Turn the ignition switch to the ON position (engine off).
Retrieve any DTCs using the M-MDS.
(See ON-BOARD DIAGNOSTIC TEST [L3 Turbo].)
Are any DTCs present?
Yes
Go to the appropriate DTC inspection.
(See DTC TABLE [L3 Turbo].)
No
Inspect the APP sensor.
(See ACCELERATOR PEDAL POSITION (APP) SENSOR INSPECTION [L3 Turbo].)
Replace the accelerator pedal if necessary.
(See ACCELERATOR PEDAL REMOVAL/INSTALLATION [L3 Turbo].)
3
Verify test results.
• If normal, return to the diagnostic index to service any additional symptoms. (See SYMPTOM DIAGNOSTIC INDEX [L3 Turbo].)
• If the malfunction remains, inspect the related Service Information and perform the repair or diagnosis.
― If the vehicle is repaired, troubleshooting is completed.
― If the vehicle is not repaired or additional diagnostic information is not available, reprogram the PCM if a later calibration is available. Retest.