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Vehicle does not start/hard starting/poor performance
Restricted/blocked air intake Restricted/blocked air cleaner element Turbocharger fault Intake air shutoff throttle
Clear the restriction, Air Cleaner (19.10.05) Replace the air cleaner element as necessary, Air Cleaner Element (19.10.08) Check the turbochargers, Turbocharger Check the intake air shutoff throttle function (make sure the intake air shutoff throttle returns to the open position), Intake Air Shutoff Throttle
Excessive intake noise
Compressed intake air leak after the turbocharger Air intake pipe disconnected/damaged Air cleaner assembly incorrectly
Check the joint between the air cleaner outlet pipe and the intake air shutoff throttle. Check the joints between the intake air shutoff throttle and the intake manifolds, Intake Air Shutoff Throttle Check the charge air cooler seals, Charge Air Cooler Check the air intake system and hoses for correct installation/damage, Air Cleaner (19.10.05)
Excessive combustion noise
Port de-activation camshaft cover control valves
For control valve tests, GO to Pinpoint Test G552277p1.
DTC index NOTE:
Generic scan tools may not read the codes listed, or may read only 5-digit codes. Match the 5 digits from the scan tool to the first 5 digits of the 7-digit code listed to identify the fault (the last 2 digits give extra information read by the manufacturer-approved diagnostic system).
NOTE:
For a full list of powertrain DTCs, Electronic Engine Controls
DTC
Description
Possible cause
Action
P009700 Air charge temperature Air charge temperature sensor circuit: low For air charge temperature sensor tests, |