DTC B2988 or DTC screen D-B1: An open in the A/C compressor variable capacity control solenoid circuit DTC B2988 or DTC screen D-B2: A short in the A/C Compressor variable capacity control solenoid circuit DTC B2988 or DTC indicator 61: A problem in the A/C compressor variable capacity control solenoid circuit
DTC Description
DTC
B2988 A problem in the A/C compressor variable capacity control solenoid circuit
1.
Problem verification:
Problem verification
?1.
Clear the DTCs with the HDS.
?2.
Turn the vehicle to the OFF (LOCK) mode and then the ON mode.
B2988 A problem in the A/C compressor variable capacity control solenoid circuit
Is DTC B2988 or Error on the DTC screen D-B1 (climate control panel without display) or D-B2 (climate control panel without display) or 61 (climate control panel with display) indicated?
YES
Go to step 2.
NO
Intermittent failure. Check for loose wires or poor connections on the A/C compressor variable capacity control solenoid circuit.?
2.
Open wire check (SOL OUT line):
Open wire check (SOL OUT line)
?1.
Turn the vehicle to the OFF (LOCK) mode.
?2.
Disconnect the following connectors.
Climate control unit connector A (32P)
A/C compressor clutch 3P connector
?3.
Check for continuity between test points 1 and 2.
Test condition
Vehicle OFF (LOCK) mode
Climate control unit connector A (32P): disconnected