C1987 Engine Fault Code

Check Solution For C1987 OBD Code :

C1987 engine code seems a kind of chassis problem, we try to show one by one the meaning and the solution.
Brief explanation of the C1987 code and definition of C1987 is the bottom side.

C1987 Meaning :

c Chassis Code
Problem is controller area network wiring bus and modules.
1 MFG - Manufacturer Specific
9 Fuel And Air Metering (Injector Circuit Malfunctions Only)
8 Exhaust Gas Recirculation System Valve 1
7 Cruise Inhibit Control Circuit

MFG - Manufacturer Specific codes, which have a '1' as their second digit to indicate they are unique to a particular vehicle make or model. These special codes were deemed necessary by the vehicle manufacturers so they could provide additional diagnostic information beyond the basic list of generic OBD II codes for all kinds of faults, not just emissions-related faults.

How To Fix C1987 ?

Like the all engines, the car engine system employs specially developed hydraulic lifters (known as switching roller followers) for the C1987 code intake and exhaust valves. The lifters can be collapsed by disengaging an internal locking pin. The locking pin is disengaged using solenoids to alter oil pressure fed into the lifter.

C1987 Code Description:

The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate. When you see C1987 engine fault code on your engine code reader this description will help you.

C Codes List of all Chassis codes.

Final Step: In the definitions listed below, there is a test drive recommended after you've completed any repairs to see if the condition is fixed. Before you take a test drive after a repair, always erase the C Code(s) first. This will turn the check engine light off and then you will know if the check engine light returns, you've got further diagnostics to complete.

BE CAREFUL !
This engine code information is presented for information purposes only. This is not intended as repair advice and we are not responsible for any actions you take on any vehicle.

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